Question # 1

The unit of momentum is :

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kgms^-1

kgms^-2

m sec

None

When a force of 4 Newton is applied on a body of mass 2 kg, the acceleration produced in it will be:

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2 ms^-2

4 ms^-2

8 ms^-2

6 ms^-2

The value of gravitational constant is SI unit is

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0.673 x 10-10

6.673 x 10-11

4.32 x 10-9

5.32 x 10-11

Tan 90°=

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Infinity

1

0

0.866

The average speed of cheetah is.

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60 kmh^-1

70 kmh^-1

75 kmh^-1

80 kmh^-1

Cos 0°=

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0.5

1

0.866

0

When horse pulls a cart, the action is on the?

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Cart

Earth

Horse

Earth and Cart

The value of gravitational constant is, G is:

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6.67× 10-10 Nm2/Kg2

6.67× 10-11 Nm2/Kg2

6.67× 10-11

None

If the force of 25 N pulls a stone through a distance of 5 cm in its direction the magnitude of work will be:

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5 J

125 J

175 J

200 J

Which of the following material lowers friction when pushed between metal plates:

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Water

Fine marble poder

Air

Oil

If Fx and Fy are rectangular components of a vector F, then the magnitude of vector F is:

[LHR-04 1st G]

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Atmospheric pressure acts in:

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upward direction

Down ward direction

Opposite of force

All direction

A line about which a body rotates is called;

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Axis of rotation

Rigid Body

Center of gracity

None of these

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