Question # 1

The equations of motion hold good for

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Variable acceleration

Uniform acceleration

Centripetal acceleration

All of these

Dimensional analysis helps in

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To convert one unti into another

Finding relation between quantities

To confirm the correct answer

All of the abvove

The tides raise in the sea roughly

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Once a day

Twice a day

Three a day

Four time a day

The study of Physics deals with

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Laws of motion

The structure of space and time

Force present in the nature

All of the above

How many orbiting satellites from the Global positing system.

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3

12

24

22

The concentration of red blood cells in the blood is nearly.

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40%

60%

25%

50%

[LT-2] is demensional formula for

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Acceleration

Velocity

Force

Momentum

If velocity 'v' of an object is double, then K.E. because.

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Remain same

Sixteen times

Double

Four times

The efficiency of diesel engine is about

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25% to 30%

35% to 40%

40% to 50%

50% to 60%

The speed of sound in air would become double than ots speed at 10^oC at a temperature of.

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313 ^oC

586 ^oC

859^oC

899 ^oC

The SI unit of power is

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Joule

Newton

Watt

Kilowatt

Pascal is the unit of

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Pressure

Force

Tension

Weight

A spring of spring constant 10 N/m after loading that amplitude is 2m. Then the maximum P.E. is

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10 J

20 J

30 J

40 J

The internal energy of system does not depend on

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Temperature

Pressure

Path

Final and initial state

The unit of work in base unit is

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Kg m-1 sec-2

Kgm sec-2

Kgm2 sec-1

Kgm-1 sec-1

Damping is the process in which energy

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Increases

Remains constant

Dissipates

None of these

the shortest distance between two points is called.

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Speed

Acceleration

Distance

Displacement

10 N and 20 N are acting on a body of mass 2 kg the minimum acceleration will be.

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10 ms-2

20 ms-2

60 ms-2

5 ms-2

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