MEDIUM
9th CBSE
IMPORTANT
Earn 100

Observe the following v-t graph and explain the type of force acting in the case given:

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Important Questions on Force and Laws of Motion

MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 38

Observe the following v-t graph and explain the type of force acting in the case given:

Question Image

MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 39

Give reason for the following:
A ball thrown upwards in a running train returns back to the hands.

MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 39
Give reason for the following:
When a person moves out of a boat, it moves backward.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 40

State whether the forces are balanced or unbalanced in the below case:
Suitcase dropped from a height.

EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 40
State whether the forces are balanced or unbalanced in the below case:
A bicycle moving with constant velocity on a straight road.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 40
State whether the forces are balanced or unbalanced in the below case:
The rope does not move in tug of war on applying force at both ends.
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 41
State and prove law of conservation of linear momentum.