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It is TRUE, we INFINITE NUMBER of IMAGES

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Linear magnification REFERS to the ratio of image length to object length measured in planes that are perpendicular to the optical AXIS.

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Second class LEVERS ALWAYS provide a mechanical ADVANTAGE. The effort is always less than the load, and always MOVES farther than the load.

Takeoff climb surface

An imaginary inclined plane or other specified surface beyond the end of a runway or surface. The ILLUSTRATION indicates various TYPES of takeoff climb.




Aviation dictionary. 2014.

takeoff and initial climb phase

takeoff distance available

Look at other DICTIONARIES:

takeoff distance required — i. The horizontal distance required to accelerate from a standing start with all engines operating to achieve a safety speed at a height of 50 ft above the takeoff surface, multiplied by 1.15 for airplanes with a MAXIMUM takeoff weight of 4500 lb …   Aviation dictionary

transitional surface — A specified surface sloping up and out from the edge of an approach surface and from a line originating at the end of the inner edge of each approach area, drawn parallel to the runway centerline in the direction of landing. The transitional… …   Aviation dictionary

OBSTACLE-limitation surfaces — The outer horizontal, conical, inner horizontal, approach, inner approach, transitional, inner transitional, balked landing, and takeoff climb surfaces make up the obstacle limitation surfaces. 

The YAW axis is DEFINED to be perpendicular to the PLANE of the wings with its ORIGIN at the center of gravity and directed towards the bottom of the aircraft. A yaw motion is a movement of the NOSE of the aircraft from side to side. ... In flight, the control surfaces of an aircraft produce aerodynamic forces.

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✌️✌️Mate✌️✌️




❤️Learning Objective❤️

Discuss the operational components of a DRY cell battery and their principal benefits



⏭️A battery contains electrochemical cells that can store chemical energy to be converted to electrical energy.
A dry-cell battery stores energy in an immobilized electrolyte paste, which MINIMIZES the need for water.
Common examples of dry-cell batteries include zinc-carbon batteries and alkaline batteries.

❤️Terms❤️

⏭️electrolyteA substance that, in solution or when molten, ionizes and conducts electricity.
cathodeThe electrode of an electrochemical cell at which reduction occurs.
anodeThe electrode of an electrochemical cell at which oxidation occurs.

❤️Defining a Dry Cell❤️

⏭️In electricity, a battery is a device consisting of one or more electrochemical cells that convert stored chemical energy into electrical energy. The dry cell is one of many general types of electrochemical cells.

⏭️A dry cell has the electrolyte immobilized as a paste, with only enough moisture in it to allow current to flow. Unlike a wet cell, a dry cell can operate in any orientation without spilling, as it contains no free liquid. This versatility makes it suitable for portable equipment. By comparison, the first wet-cell batteries were TYPICALLY fragile glass CONTAINERS with lead rods hanging from an open top. They, therefore, needed careful handling to avoid spillage. The development of the dry-cell battery allowed for a major advance in battery safety and portability.
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⏭️A common dry-cell battery is the zinc-carbon battery, which uses a cell that is sometimes called the Leclanché cell. The cell is made up of an outer zinc container, which acts as the anode. The cathode is a central carbon rod, surrounded by a mixture of carbon and manganese(IV) dioxide (MnO2). The electrolyte is a paste of ammonium chloride (NH4Cl). A fibrous fabric separates the two electrodes, and a brass pin in the center of the cell conducts electricity to the outside circuit.
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⏭️A zinc-carbon dry-cell batteryAn illustration of a zinc-carbon dry cell. In it, a zinc casing acts as the anode, surrounding a carbon rod, which acts as a cathode. Between them, the electrolyte paste works as the battery.
Chemical reactions occur in every part of the battery to allow for energy storage; the reactions can be described using balanced chemical equations that delineate the electron flow. The paste of ammonium chloride reacts according to the following half-reaction:

[latex]2NH_4 (AQ) + 2e^- \rightarrow 2NH_3 (g) + H_2 (g)[/latex]

⏭️The manganese(IV) oxide in the cell removes the hydrogen produced by the ammonium chloride, according to the following reaction:

[latex]2MnO_2 (s) + H_2 (g) \rightarrow Mn_2O_3 (s) + H_2O (l)[/latex]

⏭️The combined result of these two reactions takes place at the cathode. Adding these two reactions together, we get:

[latex]2NH_4 (aq) + 2MnO_2 (s) +2e^ \rightarrow Mn_2O_3 (s) + 2NH_3 (g) + H_2O (l)[/latex]

Finally, the anode half-reaction is as follows:

[latex]Zn (s) \rightarrow Zn^{2+} + 2e^-[/latex]

Therefore, the overall equation for the cell is:

[latex]Zn (s) + 2MnO_2 (s) + 2NH_4 (aq) \rightarrow Mn_2O_3 (s) + H_2O (l) + Zn_2 + 2NH_3 (g)[/latex]

The potential for the above reaction is 1.50 V.

⏭️Another example of a dry-cell battery is the alkaline battery. Alkaline batteries are almost the same as zinc-carbon batteries, except that the electrolyte used is potassium hydroxide (KOH) rather than ammonium chloride. In some more modern types of so-called “high-power” batteries that have a much lower capacity than standard alkaline batteries, the ammonium chloride is replaced by zinc chloride.
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Compound basis WATER H2O can be called a MOLECULE or a compound because it is made of hydrogen and oxygen atoms. There are two MAIN types of chemical bonds that hold atoms together. covalent and iconic / electrovalent bonds. Atoms that share electrons in a chemical BOND have covalent bonds.

F(Net) = (4 x G x M x M1) / (r^2)

Since the GIVEN masses are ideal POINT masses and do not exhibit any electrical characters, we are free to use Newton’s LAW of Gravity.

The force of attraction between the 4 bodies placed at the BOUNDARY and the lone mass placed at the centre can be given by the application of the following formula 4 times:

F = (G x M x M1) / (r^2)

Where, G is universal gravitational constant and r is the distance between the central mass and boundary mass.

Since each mass exerts the above force, the combined force FELT by the central mass will be:

F(Net) = (4 x G x M x M1) / (r^2)

[LT^-2] is the DIMENSION for G

Plasticity index. The plasticity index(PI) is a measure of the plasticity of a soil. The plasticity index is the size of the range of WATER CONTENTS where the soil exhibits plastic properties. The PI is the difference between the LIQUID LIMIT and the plastic limit (PI = LL-PL).

The AMOUNT of ENERGY per unit VOLUME that a material can absorb before rupturing. It is alsodefined as a material's resistance to fracture when stressed. Toughnessrequires a balance of STRENGTH and DUCTILITY.

The PERCENTAGE of the VOLUME of water-filled VOIDS to the TOTAL volume of voids in a SOIL.

1)COMPRESSIBILITY is constant
2)pearmeability is constant
3)flow is cotrolled by Darcy's law
4)SOIL SATURATED and UNIFORM

SOIL compaction, is when STRESS is applied to the soul and the air is LET out of the pore. This causes it pack tightly together. When soil is compacted, it has LESS chance of erosion and runoff. Hope this helps! :)

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A rise in a liquid above the level of zero pressure due to a net upward force produced by the attraction of the WATER molecules to a solid surface, e.g. GLASS, soil (for those cases where the adhesion of the liquid to the solid is greater than the cohesion of the liquid to itself)

When ONE end of capillary tube of radius r is immersed into a liquid of density P which wets the sides of capillary tube (say water and capillary tube of glass), the SHAPE of the liquid is in the tube BECOMES concave upwards in figure

Under NORMAL conditions, WATER molecules are strongly adsorbed on soil particle SURFACE. Unbalanced force fields are generated at the interface of soil-water which increases soil-water INTERACTION. When particles are finer, magnitude of these forces are larger than weight of these particles

In the SOIL have MANY minral FOND l8ke IRAN,sliverand ETC

the velocity of the MOTION and the force APPLIED to change its INETIA

Because we are not TRANSPARENT we are OPAQUE that is we don't allow the light to pass

I HOPE IT HELPS YOU!

The RELATIVE DENSITY of a SUBSTANCE is the RATIO of its density to that of WATER

What you WANT to SAY can you DEFINE it properky

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▬▬▬▬▬▬▬▬▬▬▬▬☟

➧ The VOLUME of the tank is
➾ 30 

➧ Mass of the water is
➾ 30 × 1000 kg
➾ 30000kg 

➧ Time = 15 min
➾ 15 × 60
➾ 900s 

➧ Height
➾ 40 m 

➧ Total WORK done by the pump
➾ F × H= mgh
➾ 30000 × 9.8 × 40
➾ 11760000 J 

➧ Power = W/t
➾ 11760000 / 900
➾ 13066.67 watt 

➧ Efficiency = 30%
➾ 3 / 10 

➧ Required power
➾ 13033.67 × 10 / 3
➾ 43.56 kW ...✔

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Thanks...✊

I hope you HELP !?

I THINK OPTION b is correct

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Refer to the pic

Pls DROP a THANX ❤️❤️❤️

Both standard and modified proctor test are used to MEASURE the OPTIMUM moisture CONTENT of any soil and maximum DRY density due to higher compression in modified proctor test we usually GET a max dry density and optimum moisture content more as compared to standard proctor test.

The heat TRANSFER coefficient is a very IMPORTANT parameter during the thermal application, and depends on many parameter such as the MATERIALS of fluid temperature. But the other important group of parameters effect on the heat transfer coefficient are flowing properties, geometry and thermal CONDITIONS

can you PLEASE be a LITTLE CLEAR with what you WANT to KNOW

Bearing CAPACITY factors

It is the minimum net pressure intensity which causes shear failure of soil. (x) Safe bearing capacity (qs): It is the MAXIMUM pressureintensity which the soil can carry safely WITHOUT the risk of shear failure. ... It is the net ultimate bearing capacity divided by a FACTOR of safety.
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The SPEED ALSO DOUBLE

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2]Z   WATCH your ANSWER in this site

ELASTIC SETTLEMENT OF FOOTINGS. In CASES where a loaded area such as a footing for a building, is located on a soil deposit, which MAY be idealized as an elastic solid, the settlement caused by the load may be calculated by MEANS of the elastic displacement EQUATION.

Polymers are made up of various molecules which combine TOGETHER to FORM long chains. Polymers usually have high melting and boiling POINTS like PVC (poly vinyl CHLORIDE), polystyrene, cellulose. These simple molecules which bind to form polymers are known as monomers.
The eight most common types of synthetic organic polymers, which are COMMONLY found in

The amount of total and differential SETTLEMENT is one of the MAIN controlling factors for the bearing capacity of the soil. The relative DENSITY in the case of GRANULAR soil and CONSISTENCY in the case of cohesive soil play a decisive role in influencing the bearing capacity.
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Heya mate here is your answer ⬇️⬇️⬇️
Type of foundation used for heavy loading, or construction on soft ground, COMPOSED of a continuous slab of reinforced CONCRETE below the ENTIRE surface. In Venice, many of the mediaeval raft foundations underneath the large churches are MADE of wood.
Flat Slab Type Raft Foundation: When column situated at equal distance and column loads are equally distributed on the foundation, in such cases raft may be designed as having the uniform slab thickness. ...

Slab-Beam Type Raft Foundation: ...

Cellular Type Raft Foundation:


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FOR PREPARATION OF IJSO YOU CAN STUDY THE FOLLOWING BOOKS:

♣️NCERT OR ICSE BOOKS FROM CLASS 9 TO 12

♣️SOLVE PAST YEAR PAPERS OF IJSO

♣️CLASS 11TH IS VERY IMPORTANT

♣️SOLVE SOME QUESTIONS FROM ADVANCE AND TARGET IJSO MODULE OF ALLEN CAREER INSTITUTE!

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EXTRA MEI chahiye tau lakhbir SINGH and manjit KAUR

All p-type and n-type DIODES are junction diodes it is basically the BARRIER between the 2 regions of opposite CONDUCTIVITY

Electrical current is the movement of CHARGED particles ,either ELECTRONS or ions through a conductor. A voltaic CELL is an electrochemical cell that uses a chemical REACTION to produce electrical ENERGY.