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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
4. Magnetic field linesa) cannot intersect at allc) intersect within the magnet |
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Answer» cannot INTERSECT at ALLPLEASE MARK as BRAINLIEST |
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| 2. |
J-बंध की प्रकृति समारया प्रमा भर्जिनीटॉफ ज्या में. |
| Answer» TION:. प्रत्येक ‘श्रेणी’ राज्य की एक केंद्रीय प्राधिकरण के साथ पंजीकृत होती थी और प्रशासनिक स्तर पर राजा उनका प्रमुख होता था2. ‘श्रेणी’ ही वेतन, काम करने के नियमों, मानकों और कीमतों को सुनिश्चित करती थी3. श्रेणी का अपने सदस्यों पर न्यायिक अधिकार होता था | |
| 3. |
Explain the relantionship between ionization energy and the size ofmolecules |
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Answer» toms or MOLECULES have low IONIZATION energy, while small molecules tend to have HIGHER ionization energies. The ionization energy is DIFFERENT for electrons of different atomic or molecular ORBITALS. |
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| 4. |
A bulb is rated 40W, 220V.Find the current drawn by it when it is connected to a 220V supply? |
| Answer» CURRENT = ?Power = 40 Wvoltage = 220VPower = VI40 = 220 II = 422 I = 211 A More | |
| 5. |
Find the uniform acceleration of x=10t+4.9t^2 |
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| 6. |
What is retardation.? |
| Answer» NEGATIVE acceleration is called retardation. If the velocity of a BODY is DECREASING with respect to time, the acceleration is said to be negative. Retardation is the RATE of decrease in velocity. ... If the velocity of a body is decreasing with respect to time, the acceleration is said to be negative. | |
| 7. |
During the latter part of your European vacation, you are hanging out at the beach at the gold coast of Spain. As you are laying in your chaise lounge soaking up the warm Mediterranean sun, a large glob ofseagull poop hits you in the face. You are able to estimate the impact velocity at -98.5 m/s. Neglecting airresistance,B) Use this time to calculate how high up the seagull was flying when it pooped. (Answer: -500 m) |
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Answer» I HATE her idk why she gets so much fame INSTEAD of these BEAUTIFUL dancers and why not Mackenzie she is his life and let others LIVE there we will not make fun of anyone or call them bad or any cursed words BTW I'm a moment a moment a moment a moment a moment a moment a moment a moment a moment |
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| 8. |
What is desparsion of light in prism |
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Answer» you can also call it spectrumWhen white light is passed through a glass prism it SPLITS into its spectrum of colours (in order violet, indigo, blue, green, yellow, orange and red) and this process of white light splitting into its constituent colours is termed as dispersion.Explanation:These colors are often OBSERVED as light passes through a TRIANGULAR prism. Upon passage through the prism, the white light is separated into its COMPONENT colors - red, orange, yellow, green, blue and violet. The separation of visible light into its different colors is KNOWN as dispersion. |
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| 9. |
২ 1. কোনাে পরিবাহীর মধ্য দিয়ে 1 A তড়িৎ 2 hr ধরে প্রবাহিত হলে, পার< * 2. 1vবিভবপার্থক্যের ক্ষেত্রে একটি ইলেকট্রনকে এক প্রান্ত থেকে অন্য প্রান্তে নিয়ে যেতে হলে কী পরিমাণ কার্য করতে হয়, তা Jouleএককে প্রকাশ করাে। HS-07 (ইলেকট্রনের আধান 4.8 x 10-10 esu)[Ans: 1.6 x 10-19 |; 10 cm দৈর্ঘষক একটি পরিবাহীর দ-প্রান্তে 5 volt বিভবপ্রভেদ প্রয়ােগ করা হল। যদি ইলেকট্রনের তাড়না বেগ প্রতি সেকেতে |
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Answer» Ted TALKS to his own SON and the same PERSON who has the same way that the answer is that it was a place where he would have to the same as the answer of a man |
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| 10. |
What is total internal refractions? what is the applications of total internal refraction? |
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Answer» hope it helpsExplanation:The phenomenon of TOTAL INTERNAL reflection of light is USED in many optical instruments like telescopes, microscopes, BINOCULARS, SPECTROSCOPES, periscopes etc. The brilliance of a diamond is due to total internal reflection. Optical fibre works on the principle of total internal reflection. |
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| 11. |
On which atomic propertes the mendeleeffs perodic table based |
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Answer» ev PUBLISHED his periodic table in 1869. His organization of elements was based on ATOMIC mass. MENDELEEV's periodic table made it possible to predict PROPERTIES of elements that had not YET been discovered.FLW ME! |
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| 12. |
The bulk modulus of a spherical object is B. If it is subjected to uniform pressure P, the fractional decrease in its volume PBP/BB/P |
| Answer» ANS or your QUESTION is 3RD OPTION | |
| 13. |
Two satellite of masses m and 2m are orbiting around earth in same orbit . the ratio of their speed will be 1:11:22:1none of these |
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Answer» from the FIGURE, centripetal force,F= RMV 2 v 2 = mfr The ORBITAL speed of 1st satellite isv 1 = mfr . . . .(1)The orbital speed of 2nd satellite,v 2 = 2mf2r v 2 = mfr . . . . .(2)Ratio v 1 :v 2 =1:1The correct option is A.solution |
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| 14. |
What is interlocking. (friction) chapter class 8 |
| Answer» INTERLOCKING means the irregularities INTERLOCKED with each other of TWO objects surface when they are in static ( standing STRAIGHT without moving).Explanation:please MARK me branliest | |
| 15. |
The water level in a burette is 30cm3. If 55 drops of water fall from the burette and the average volume of one drop is 0.12cm3. what is the final water level in the burette |
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Answer» 1.5Explanation:123456789012345688 |
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| 16. |
A ray of light enters a diamond from air. If the refractive index of diamond is 2.42, by what per cent does the speed of light reduce on entering the diamond? don't spam for points |
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Answer» on✯A RAY of light enters a diamond from air. If the refractive index of diamond is 2.42, by what per CENT does the speed of light reduce on ENTERING the diamond?✦Answer✦We know, N = C ÷ v ⋆Refractive Index⋆c is speed of light in vacuumv is speed of light in diamondn is refractive indexv = c ÷ nc ÷ 2.42 = 0.41c✬The speed of light in diamond is therefore 41% of the speed in air or in diamond, the speed reduces by 59% |
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| 17. |
Explain fluid friction |
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Answer» Friction is the force RESISTING the relative motion of solid surfaces, fluid layers, and material ELEMENTS sliding against each other. ... Fluid friction describes the friction between layers of a VISCOUS fluid that are moving relative to each other.hope it helpsplease MARK me brainliest |
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| 18. |
3. What is the gravitational force between two objects? (1 Point)à attractive at large distances only5. attractive at small distances onlyacte a: alisistanceso attractive 3:39 distances cutresu sve st small distances |
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Answer» the GRAVITATIONAL force between into object it ATTRACT to each other but it was not a SPACE it had not CENTRIFUGAL force are CENTRIPETAL force to applied on only two planets |
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| 19. |
A wire of certain length has a resistance of 24 ohm. If the wire is recast by reducing its length to half & the area of cross section become 2A ( A - area of cross section) Calculate the new resistance. |
| Answer» NEW RESISTANCE of a WIRE is 6 OHM | |
| 20. |
Explain full process of electroplating?answer fast |
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Answer» Electroplating is the process of APPLYING a METAL coating on another PIECE of metal (or another conductive surface) through an electro-deposition process. In electroplating, the deposited metal BECOMES PART of the existing product with the plating/coatingExplanation:it's my pleasure to help you please mark me as a brainliest. |
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| 21. |
Mention any two examples that obeys Bernoulli's theorem theorem and justify them? |
| Answer» TIONS of BERNOULLI's theorem :-1. Dynamic LIFT on the wings of an aeroplane is due to Bernoulli's theorem.2. SWINGING of a spring cricket ball is a consequence of Bernoulli's theorem. 3. During cyclones, the roof of thatched houses will fly away. This is a consequence of Bernoulli's theorem. | |
| 22. |
A Car starts from rest and has an uniform acceleration of 2m/s^2.Find the speed of car after 5 s. |
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Answer» The velocity of the CAR after 5 seconds is 10 m/s. Explanation:The formula for finding final velocity ISV = u + at. Where v is final velocity, u is initial velocity, a is acceleration, and t is TIME. |
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| 23. |
What determine the pitch of a percussion instrument |
| Answer» PERCUSSION instruments gain their pitch through physical characteristics such as composition, density, or physical dimensions of each respective NOTE. ALTERNATIVELY, other percussion instruments can gain pitch through variation of air VOLUME DISPLACED | |
| 24. |
Take a polythene bag. Cover the bag on leaves and tie it. Keep it 4-5 hours. Youobserve it.• What did you find in the polythene bag?• Where did they come from? |
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Answer» the WATER vapour that SEE in BAG that proft that translation.Explanation:when extra water plant have ABSORB the water vapour. |
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| 25. |
The position of particle is given by x=2t^2 - 8t and (ii) x= -2t^2+ 8t. Find x, v and a at t=0s, 1s, 2s, 3s, 4s, 5s and plot x-t, v-t and a-t graphs. |
| Answer» TION:The position of PARTICLE is given by x=2t^2 - 8t and (ii) x= -2t^2+ 8t.Find x, v and a at t=0s, 1s, 2s, 3s, 4s, 5S and plot x-t, v-t and a-t GRAPHS. | |
| 26. |
What is newlands cocept pf octaves |
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Answer» Law of OCTAVES, in chemistry, the generalization MADE by the English chemist J.A.R. Newlands in 1865 that, if the chemical elements are arranged according to INCREASING atomic WEIGHT, those with similar physical and chemical PROPERTIES occur after each interval of seven elements.Explanation:mark me as Brainliest please |
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| 27. |
What is the name of wavelength of the wave that we hear |
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Answer» tion:Low-pitch bass notes that humans can barely hear have huge WAVELENGTHS around 17 meters and FREQUENCIES around 20 hertz (HZ). Extremely high-pitched sounds that are on the other edge of the range that humans can hear have smaller wavelengths around 17 MM and frequencies around 20 kHz (KILOHERTZ, or thousands of Hertz). |
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| 28. |
Maldives is located in the Pacific Ocean.true/false |
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Answer» trueExplanation:it's my PLEASURE to HELP you please MARK me as a brainliest. |
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| 29. |
What is personal health? |
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Answer» Personal Health is the ABILITY to take charge of your health by making conscious decisions to be healthy. It not only refers to the physical well being of an individual but it also comprises the wellness of emotional, intellect, social, economical, spiritual and other areas of life. Being healthy sharpens your MEMORY and stabilises your mood. A low-stress life can HELP you sleep BETTER, which leads to more energy. Good mental health can also be about maintaining healthy relationships, feeling positive about life and experiencing a sense of belonging. |
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| 30. |
4. If light falls perpendicularly on a plane mirror at what angle will it be reflected?a45b90 c180 360° |
| Answer» OPE it HELP you!! | |
| 31. |
. किसी उच्चायी ट्रांसफॉर्मर में यदि प्राइमरी और सेकेंडरी कुंडली क्रमश: N, और N, लपेटे है तब(A) N>N(B) N>N(C) N =N,(D) N >>N,हातातARTEN NOT |
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| 32. |
Jasper and Gemma are going to play on a teeter totter. Gemma gets on first. When Jasper gets on, Gemma moves into the air, but she does not move to the top. Which statement could correctly explain the forces acting on the teeter totter? assume that Jasper and Gemma are the same distance from one another. O The forces are balanced because Jasper weighs the same as Gemma. O The forces are unbalanced because Jasper weighs the same as Gemma. O The forces are balanced because Jasper weighs more than Gemma. O The forces are unbalanced because Jasper weighs more than Gemma. |
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Answer» I think the 2 option is CORRECT..Mark me as brainlist PLEASE.. |
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| 33. |
An object of height 2 cm is placed infront of a concave mirror at a distance of 25 cm what would be the height of nature of the image if the focal length of the mirror is 20 cm ? |
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Answer» tion:it is your FINAL answer their you is the - 100 cm and magnification is 4 cm your height of object is GIVEN to they were MULTIPLY 4 into TWO there is a |
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| 34. |
Realtion between electric and magnetic field in em wave in terms of light |
| Answer» TION:On electromagnetic RADIATION, Electric field is a sine wave while MAGNETIC Field is a cosine wave. When electric field is MAXIMUM, magnetic field is zero. When magnetic field is maximum, Electric field is zero. Both travel at an ANGLE of 90° from each other | |
| 35. |
Metal refined by electro refining are:. a. gold b.silver c.copper d. all of these |
| Answer» COPPER is REFINED by ELECTRO REFINING | |
| 36. |
There are two ways you can understand facilities and equipment better. Make a research about the following topics below and answer the following question. 1. *Common equipment used at home: *URL Link/ Website Visited: *Significant learning found in your research: |
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| 37. |
State triangle law of vector addition. Also find the magnitude and direction of the resultant vector analytically. Give me correct answer please |
| Answer» MAGNITUDE is CORRECT ANSWER | |
| 38. |
What are the basic properties of fluids? class 11 phyiscsI want bookish answer.. please attach the photocopy of ur book page from where u had taken the answer |
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Answer» of the most FUNDAMENTAL concepts of FLUID PROPERTIES are temperature, density, and composition. Mass and volume are examples of extensive properties, which are properties that depend on the amount of MATERIAL. Density, temperature, and pressure are examples of intensive properties... |
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| 39. |
Aside from in sports, how is projectile motion applied in real life? |
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Answer» : In REAL life, the projectile MOTION finds applications in sports. Playing BASKETBALL, FOOTBALL is examples of projectile motion in real life. While throwing a basketball into the BASKET, the player shoots the ball in such a way that the flight taken by the ball is in the form of a parabola. |
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| 40. |
Calculste the cost of 1kwh of electrical energy when an appliances usea 50units and its costs ₹300. |
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Answer» To calculate the kWh for a SPECIFIC appliance, multiply the power RATING (watts) of the appliance by the amount of time (hrs) you use the appliance and divide by 1000. This 60-watt lightbulb that we used for 90 hours in a MONTH when we were charged $0.09/kWh cost us approximately 50 cents for the month.about 12 cents The average price people in the U.S. pay for electricity is about 12 cents per kilowatt-hour. (Context: A typical U.S. household uses about 908 kWh a month of electricity.) But there's huge variation from state to state. |
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| 41. |
What are alpha rays and alpha particles |
| Answer» GMT refers to the Greenwich MEAN Time and IST refers to the Indian STANDARD Time.Apr 22, 2015GMT refers to the Greenwich Mean Time and IST refers to the Indian Standard Time.Apr 22, 2015 | |
| 42. |
A = Golgi bodies store, modify and Pack Product in vehiclesR=They are involved in the formation of lysossomes |
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| 43. |
On which effect of electric current does a fuse wire function? |
| Answer» TION:MANY EFFECT of FUNCTION has been AUTO saved | |
| 44. |
Answer plz as fast as can |
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Answer» 9200 ANSWER EXPLANATION:I didn't KNOW |
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| 45. |
The image formed by a concave lens is always------ * virtual and erectreal and erectvirtual and invertedreal and inverted |
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Answer» always ..Form REAL and INVERTED ..But In 1 case -: object put between pole and FOUCS It's form virtual and ecret |
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| 46. |
Universal Law of Reversibility ?? |
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Answer» stating that if the DIRECTION of a light beam is REVERSED, despite the NUMBER of TIMES the beam is reflected or refracted, it will follow the same PATH. |
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| 47. |
How can we get a negatively body in the laboratory? |
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Answer» In the INDUCTION process of CHARGING, a charged OBJECT is brought near to but not TOUCHING the electroscope. The presence of the charged object above the plate of the electroscope, induces electrons within the electroscope to move accordingly |
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| 48. |
In glass the speed of violet ray is less than that of red ray *trueFalse |
| Answer» TION:TRUE because it has more FREQUENCY | |
| 49. |
The shape of the top surface of a table is a trapezium. Find its area if its parallel sides are 1 m and 1.2 m and perpendicular distance between them is 0.8 m |
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Answer» uestion ::- The shape of the top SURFACE of a table is a trapezium. Find its area if its parallel sides are 1 m and 1.2 m and PERPENDICULAR DISTANCE between them is 0.8 m ?GIVEN ::- Shape of surface is trapezium. Parallel sides are 1 and 1.2 mHeight of trapezium is 0.8mTo find ::- Find the area of trapezium ?Formula used ::- • Area = × sum of ll sides × heightSolution ::- • Parallel sides = 1 and 1.2m• Height = 0.8mArea of trapezium= × (1 + 1.2) × 0.8= × 2.2 × 0.8= 0.88 __________Hence, Area of trapezium = 0.88 |
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| 50. |
What is the reason for twinkling of stars? * explosion occurring in stars from time to timeAbsorption of light in the earth's atmospheremotion of starsChanging refractive index of the atmospheric gases |
| Answer» CHANGING Refractive Index of ATMOSPHERE gasses.Explanation:Our atmosphere follow a fix path with some deviations AROUND the earth. So the composition of gasses change dramatically in this process. This causes stars to TWINKLE. | |