Question # 1

In velocity the body become double , then centripetal force will be:

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Half

Three times greater

Double

Four times greater

"Latent" is derived from ............... word.

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Latin

English

Greek

Roman

The deforming force is called _______________

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Stress

Strain

Young's Modulus

Nil

Earth's gravitational force of attraction vanishes at:

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6400 km

Infinity

42300 km

1000 km

If the velocity of body decreases with time then acceleration will be.

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Positive

Negative

Variable

Uniform

If the applied force is 'F' and its moment arm is 'r' then torque is defined as

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τ = rF

τ = r2F

τ = r + F

τ = 2rF

The slope of distance time graph shows.

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Speed

Displacement

Acceleration

Distance

The formula of pressur is:

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Fx a

A/F

F/A

None of these

The quantities that are completely decribed by only magnitude are.

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vector

Scalar

Base

Derived

In summers the railways bends due to:

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Expansion

Contraction

Both

None

The main source of energy in the unierse is:

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Moon

Stars

Sun

Planets

The value of g on moon's surface is 1.6 ms^-2. what will be the weight of a 100 kg body on the surface of the moon?

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100 N

160 N

1000 N

1600 N

At what angle sin𝜽 and cos𝜽 has same values:

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30^o

45^o

60^o

90^o

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