PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 3.4.

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IMPORTANT

Earn 100

Draw the velocity-time graph of a particle moving with uniform acceleration. State the value of acceleration from the graph.

Important Questions on Force and Motion

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 3.5.

Establish the relationship between

newton

and

dyne

.

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 3.6.

A car starting from rest acquires

0.5 m s^{- 2}

acceleration. If it travels a distance of

20 m

, find the final velocity and required time.

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 3.7.

If a body of weight

10 N

is hanging from a rigid support by a string. What is the force exerted by the body on the string?

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 3.7.

If a body of weight

10 N

is hanging from a rigid support by a string. What is the force exerted by the string on the body?

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 4.1.

Graphically establish the relation

s = u \times t + \frac{1}{2} \times a \times t^{2}

where the symbols have their usual meaning.

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 4.2.

Graphically establish the relation

v^{2} = u^{2} + 2 \times a \times s

where symbols has their usual meaning.

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IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 4.3.

The velocity-time graph of a particle is shown alongside. Find the acceleration along OA, AB and AC path. Question Image

Question Image

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9th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 9>Chapter 2 - Force and Motion>EXERCISE>Q 4.3.

The velocity-time graph of a particle is shown alongside. Calculate the total distance travelled by the particle.

Question Image