Test: Newton Third Law Of Motion


10 Questions MCQ Test Science Class 9 | Test: Newton Third Law Of Motion


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This mock test of Test: Newton Third Law Of Motion for Class 9 helps you for every Class 9 entrance exam. This contains 10 Multiple Choice Questions for Class 9 Test: Newton Third Law Of Motion (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Newton Third Law Of Motion quiz give you a good mix of easy questions and tough questions. Class 9 students definitely take this Test: Newton Third Law Of Motion exercise for a better result in the exam. You can find other Test: Newton Third Law Of Motion extra questions, long questions & short questions for Class 9 on EduRev as well by searching above.
QUESTION: 1

A child on a cart with wheels throws a sandbag forward. As a result:

Solution:

Child moves in the backward direction as a consequence of action reaction law. Sand bag exerts an equal and opposite force in the backward direction.

QUESTION: 2

When a fireman directs a powerful stream of water from a hose-pipe, the hose-pipe tends to go backward. This is due to:

Solution:
QUESTION: 3

Which among the following is true as per Newton’s third law:

Solution:
QUESTION: 4

Action and reaction forces are always:

Solution:
QUESTION: 5

A person standing on a weighing scale sees a reading on the scale as 148 pounds. This person is acted on by

Solution:
QUESTION: 6

An archer shoots an arrow. Consider the action force to be the bow string against the arrow. The reaction force is the:

Solution:
QUESTION: 7

Two spring balances pull each other in opposite directions. If the reading of one spring balance is 2 N, the reading shown by the second spring balance will be

Solution:
QUESTION: 8

Which one is correct if a bullet is fired from a rifle?

Solution: Here came the application of Newton's third law of motion.. A gun recoils when a shot is fired from it.. initially both the gun and the bullet are at rest so the total momentum of the system is constant ....
when a shot is fired the bullet moves forward pushing the gun backward this phenomenon is known as recoiling of gun...
Due to recoiling of gun a backward jerk is experience on the shoulder of the shooter..
QUESTION: 9

Which is incorrect statement about action and reaction forces:

Solution:
QUESTION: 10

A player is catching a ball. Consider the action force to be the impact of the ball against the player’s glove. What is the reaction force?

Solution:
Reaction force: Force that the glove exerts on the ball is the reaction force opposite to the impact of ball on player’s hand.

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