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. |
Why does diamond have a strong bond |
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Answer» Hey mate here is your answer... |
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| 2. |
a mixture of 70 litre of wine contains 10% water.How much water should be added to the mixture to make 37% water in the resulting mixture? |
| Answer» SOLVE it USING MATHS PERCENTAGE | |
| 3. |
The instrument for measuring temperature without contact with the material is |
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Answer» PYROMETERS are non contact INFRARED temperature resistors USED to MEASURE temperature WITHOUT touch |
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| 4. |
Which of the following is an example of a heavily cross linked polymer?A) Melamine B) Polythene C) Nylon D) Polyester |
| Answer» POLYTHENE and POLYESTER | |
| 5. |
What is the hydrogen ion concentration, [h+ ], in a 0.043 m solution of sulfuric acid (h2so4)? |
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Answer» Each mole of H2SO4 CONTAINS 2 moles of [H+] |
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| 6. |
Outer core of the earth consists molten Fe and inner core solid Fe how is it possible |
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Answer» Because in INNER core the TEMPERATURE is very high then the other and is find in molten STATE I think it's helpful please brain list |
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| 7. |
Which of the following is purely a synthetic fibre?A) Rayon B) Nylon C) Cotton D) Flax |
| Answer» COTTON is PURELY a SYNTHETIC FIBRE | |
| 8. |
Which of the following fabrics is made by mixing two types of fibres?A) Cotton B) Polywool C) Rayon D) Nylon |
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| 9. |
Which of the following is NOT a natural polymer?A) Natural rubber B) Polyester C) Protein D) Starch |
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| 10. |
Is it enough for 11th to do ncert,ncert exempler and pradeep for chemistry? |
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| 11. |
To which of the following does the 4R principle apply the most?A) Synthetic fibre B) Natural fibre C) Metal D) Plastic |
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Answer» B- NATURAL FIBRE apply the most 4R PRINCIPLES |
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| 12. |
Which of the following is used for making terylene fibres?A) Wood pulp B) Esters C) Acrylic D) Paper pulp |
| Answer» ESTERS IS USED FOR MAKING TERYLENE FIBRES | |
| 13. |
Define physical and chemical properties of matter |
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Answer» EXTENSIVE properties, such as mass and volume, DEPEND on the amount of matter that is being measured. ... Both extensive and intensive properties are PHYSICAL properties, which means they can be measured without CHANGING the substance's chemical identity May help you |
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| 15. |
Acetic acid is used for manufacture of terephthalic acid |
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Answer» Modern TECHNOLOGIES produce PURIFIED terephthalic acid by the catalytic LIQUID phase oxidation of paraxylene in acetic acid, in the PRESENCE of air. The process uses manganese or cobalt acetate as a catalyst. The reaction is exothermic, producing water which is removed in a solvent recovery system. |
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| 17. |
Why is plastic coated with melamine?A) It becomes a good conductor of heat. B) It becomes strong and flexible. C) It becomes a fire proof plastic. D) It is remouldable. |
| Answer» C is the CORRECT ANSWER | |
| 18. |
Which of the following plastic products can be remoulded?A) Bakelite B) Melamine C) Polythene D) Polycot |
| Answer» C is the CORRECT ANSWER | |
| 19. |
By which of these processes is polythene produced?A) Isomerization B) Polymerization C) Hydrogenation D) All of the above |
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Answer» Aloha ! |
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| 20. |
Which of the following is non- biodegradable?A) Plastic B) Cotton C) Paper D) Left-over food |
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Answer» HEYAA.... Non-biodegradable is PLASTIC.. HOPE IT HELPED |
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| 21. |
Which of the given materials is used to prepare synthetic fibres like polyester and acrylic?A) Wood pulp B) Coconut fibres C) Petrochemicals D) Paper pulp |
| Answer» C) PETROCHEMICALS.... | |
| 22. |
Preparation of 3-hexanone from 3-hexyne |
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Answer» Do REDUCTION of 3-hexanone. |
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| 23. |
Which of the following statements is NOT true?A) Polymers occur in nature. B) Nylon is used in the making of parachutes. C) Cellulose is made up of glucose units. D) Nylon thread is weaker than cotton thread. |
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| 24. |
PVC is an example ofA) plastic. B) thermoplastic. C) thermosetting plastic. D) acrylic. |
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Answer» THERMOSETTING plastic hope it HELPS U |
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| 25. |
Hlo every one plzz solve this numerical |
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Answer» Heya |
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| 26. |
What happens when quick lime is added to water what reaction will takes place |
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Answer» When quick LIME added to WATER, itreact vigorously and a large AMOUNT of HEAT is evolved. it is an exothermicreaction and does the formation of calcium hydroxide take place. Formation of slaked lime happens. |
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| 27. |
Vapor pressure and melting point relation in thermal evaporation |
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Answer» The EQUILIBRIUM vapor pressure is an INDICATION of a LIQUID's evaporationrate. It relates to the tendency of particles to escape from the liquid (or a solid). ... The vapor pressure of any substance increases non-linearly with temperature according to the Clausius–Clapeyron RELATION. |
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| 29. |
What is the molecular mass of 2H2 |
| Answer» HYDROGEN MASS is 1 a.m.u. so (1 a.m.u.+1 a.m.u.)×2 = 4 a.m.u. | |
| 30. |
What are antioxidents |
| Answer» ANTIOXIDANTS are SUBSTANCES which PREVENT the food from oxidation... or prevents RANCIDITY ..... | |
| 31. |
Name the gases from which a star in formed learnpick |
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Answer» Hello buddy.. |
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| 32. |
Chemical reaction mechanism of crosslinking by maleic acid |
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Answer» Superswelling acrylamide (AAm)/maleic acid (MA) hydrogels were prepared by free RADICAL polymerization in aqueous solution of AAm with MA as comonomer with some multifunctional crosslinkers such as trimethylolpropane triacrylate and 1, 4-butanediol dimethacrylate. AAm/MA hydrogels were used in experiments on SWELLING and adsorption of a water-soluble monovalent cationic DYE such as Basic Blue 17 (Toluidin Blue). As a result of dynamic swelling tests, the influence of relative content of MA on the swelling properties of … |
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| 33. |
Which element is used as a time keeper in atomic clocks? |
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Answer» HEY DEAR..... |
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| 35. |
Write the reaction which takes place during respiration |
| Answer» C6H12O6 ----6Co2 + 6H2O + 38 ATP molecules of energy..... | |
| 36. |
What is z effective of last electron of scandium (Z=21) |
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Answer» Z is a ATOMIC no last ELECTRON of SCANDIUM is 3 |
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| 37. |
How to know if a molecule is polar or nonpolar |
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Answer» To determine whether a molecule is POLAR or nonpolar, unless the molecule is a hydrocarbon, or has only two atoms of the same ELEMENT, first COMPLETE its LEWIS structure. NEXT, use the Lewis structure to determine the shape of the molecule. |
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| 38. |
How do i find the mass of 0.5 moles of nitrogen gas |
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Answer» ★ Ello ★ |
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| 39. |
What are the ways a gas can be liquefied? |
| Answer» CONDENSATION. ...........or HIGH PRESSURE | |
| 41. |
What happens if high silica is present in the soil |
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Answer» Hey here's your answer |
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| 42. |
Ak car 10minat me 5km jata hai to 15minat |
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Answer» DISTANCE TRAVELED by car in 10 minutes=5km therefore distance traveled in 1 minutes=5/10=1/2km now distance traveled in 15 minutes=1/2x15=7.5km |
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| 43. |
Name the first atomic power station in india was started in place |
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Answer» Hiiii buddy |
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| 44. |
Which of the following is not an antibiotic [BVP 2004]A) Penicillin B) Sulphaguanidine C) Chloramphenical D) None of these |
| Answer» SULPHAGUANIDINE is not an ANTIBIOTIC . | |
| 45. |
Which of the following is used as an antibiotic [Pb. CET 2002]A) Ciprofloxacin B) Paracetamol C) Ibuprofen D) Tocopherol |
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Answer» HII Ciprofloxacin Hope it HELPS U... |
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| 46. |
Most transition metals have high densities why? |
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Answer» The MELTING-POINTS of the transition METALS are high due to the 3D electrons being available for metallic bonding. The densities of the transition metals are high for the same reason as the high boiling points. Transition metals are all DENSE metals with high melting and boiling points. |
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| 47. |
Which one is an antibioticA) Aspirin B) Chloromycetin C) Chloroquin D) Madribon |
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Answer» Cloromycetin is an ANTIBIOTIC |
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| 48. |
Which of the following term means pain killingA) Antibiotic B) Analgesic C) Antipyretic D) Penicillin |
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Answer» HELLO buddy.. Your answer is... OPTION B) ANALGESIC... HOPE it HELPS you buddy |
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| 49. |
What is melting and boiling point of human |
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Answer» U GOT mad Really No melting or BOILING point of HUMAN ok |
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| 50. |
What are azeotropic mixture? |
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Answer» An AZEOTROPIC mixture or a constant boiling point mixture is a mixture of two or more LIQUIDS whose proportions cannot be altered or changed by simple DISTILLATION. This happens because when an AZEOTROPE is boiled, the vapour has the same proportions of constituents as the unboiled mixture. |
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