Question # 1

The action and reaction never act on

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Same body

Two bodies

many bodies

All of these

If the slope of a velocity time graph gradually decreases than body is said to be moving with

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Positive acceleration

Negative acceleration

Uniform velocity

None

An immediate source of energy for our body is:

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mango

Glucose

mushroom

meat

Before the launch of a rocket the mass of fuel of the rocket is approximately consists of.

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60%

50%

80%

100%

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

The mass of an object is quantitative measure 0 its

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Momentum

Acceleration

Inertia

Energy

If velocity time graph is parallel to time axis, then acceleration of moving body will be.

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Maximum

Positive

Zero

Negative

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

For maximum range the angle of projection must be

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30^o

45^o

60^o

90^o

In the absence of external force, the change in momentum is.

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Zero

Constant

Decreasing

Increasing

At what speed the momentum and kinetic energy of a body having the same.

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1 ms-1

2 ms-1

4 ms-1

8 ms-1

the shortest distance between two points is called.

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Speed

Acceleration

Distance

Displacement

When the car moves with an increasing acceleration then its velocity time graph is always

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Constant

Variable

A straight line

A curve

Unit of impulse is equivalent to that of.

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Force

Momentum

Acceleration

Velocity

Change of momentum is equal to

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Force

Tension

Impulse

Pressure

The area between velocity time graph and the time axis is numerically equal to.

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?Speed of object

Distance covered by the object

Average velocity of the object

Acceleration of the object.

Kg ms-1 can also be written as

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Nm

Ns

Ns-1

Js

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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11th Class Part 1 Physics Chapter 3 Test Online MCQs With Answers

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