Question # 1

If the slope of the velocity time graph remain constant then body is moving with.

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Uniform velocity

Negative variable acceleration

Variable acceleration

Uniform acceleration

When average velocity becomes equal to instantaneous than body is called moving with.

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Instantaneous acceleration

Constant acceleration

Constant velocity

Variable velocity

A bullet shot straight up, return to its starting point in 10 sec. Its initial speed was

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9.8 ms-1

24.5 ms-1

49 ms-1

98 ms-1

A collision in which K.E. of the system is not conserved is

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Elastic collision

Inelastic collision

3rd low of motion

None of these

The trajectory of a projectile is.

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Circle

Parabola

Hyperbola

Straight line

Height of projectile is maximum at an angle of.

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45^o

60^o

30^o

90^o

The rate of change of momentum is equal to

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Impulse

Torque

Velocity

Force

A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is.

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0 ms-1

2 ms-2

5 ms-2

10 ms-2

Kg ms-1 can also be written as

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Nm

Ns

Ns-1

Js

A ball is thrown up with 20 ms-1 at an angle of 60 ^owith x-axis , the velocity of the ball at the top position is.

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0 ms-1

10 ms-1

20 ms-1

16 ms-1

The velocity of a projectile is maximum

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At the highest point

At point of launching and just before striking the ground

At half of the height

After striking the ground

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Physics English Medium Fsc Part 1 Chapter 3 Online MCQs Test MCQs With Answers

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