Chapter 4: Laws of Motion MCQs | physics Class 11 CBSE

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Chapter 4: Laws of Motion MCQs | physics Class 11 CBSE | ByteNotes.in

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Question 1

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According to Aristotle's law of motion, which of the following statements is true?

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Question 2

Objective

Galileo's law of inertia was derived primarily from observations of:

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Question 3

Objective

Newton's First Law of Motion defines which physical concept?

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Question 4

Objective

A particle is in equilibrium. Which of the following must be true?

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Question 5

Objective

The momentum of a body of mass 2 kg moving with velocity (3î + 4ĵ) m s⁻¹ has magnitude:

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Question 6

Objective

The SI unit of impulse is:

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Question 7

Objective

A 0.1 kg ball moving at 10 m s⁻¹ is brought to rest in 0.01 s. The average force exerted on the ball is:

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Question 8

Objective

Which of the following correctly states Newton's Third Law?

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Question 9

Objective

The law of conservation of momentum follows directly from:

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Question 10

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In an isolated system of two colliding bodies, which quantity is always conserved regardless of collision type?

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Question 11

Objective

A book rests on a table. The normal reaction of the table on the book and the weight of the book are:

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Question 12

Objective

The maximum value of static friction between two surfaces is:

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Question 13

Objective

The coefficient of static friction between a block and a surface is 0.3. The normal force is 50 N. The maximum static friction force is:

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Question 14

Objective

A block on a horizontal surface is acted upon by an increasing horizontal force. The block starts to move when the force reaches 20 N. Once sliding, a force of 15 N keeps it moving at constant speed. The ratio μk/μs is:

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Question 15

Objective

Static friction on a body increases with applied force up to a maximum value and then:

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Question 16

Objective

For a car moving in a circle on a level road, the centripetal force is provided by:

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Question 17

Objective

The maximum safe speed for a car on a flat circular road of radius R with coefficient of static friction μs is:

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Question 18

Objective

On a banked road, at the optimum speed the frictional force between the tyres and road is:

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Question 19

Objective

The optimum speed for a vehicle on a banked road of radius R banked at angle θ is:

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Question 20

Objective

A stone is rotated in a horizontal circle by a string. The direction of the centripetal force at any instant is:

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Chapter 4: Laws of Motion | MCQs

According to Aristotle's law of motion, which of the following statements is true?

Galileo's law of inertia was derived primarily from observations of:

Newton's First Law of Motion defines which physical concept?

A particle is in equilibrium. Which of the following must be true?

The momentum of a body of mass 2 kg moving with velocity (3î + 4ĵ) m s⁻¹ has magnitude:

The SI unit of impulse is:

A 0.1 kg ball moving at 10 m s⁻¹ is brought to rest in 0.01 s. The average force exerted on the ball is:

Which of the following correctly states Newton's Third Law?

The law of conservation of momentum follows directly from:

In an isolated system of two colliding bodies, which quantity is always conserved regardless of collision type?

A book rests on a table. The normal reaction of the table on the book and the weight of the book are:

The maximum value of static friction between two surfaces is:

The coefficient of static friction between a block and a surface is 0.3. The normal force is 50 N. The maximum static friction force is:

A block on a horizontal surface is acted upon by an increasing horizontal force. The block starts to move when the force reaches 20 N. Once sliding, a force of 15 N keeps it moving at constant speed. The ratio μk/μs is:

Static friction on a body increases with applied force up to a maximum value and then:

For a car moving in a circle on a level road, the centripetal force is provided by:

The maximum safe speed for a car on a flat circular road of radius R with coefficient of static friction μs is:

On a banked road, at the optimum speed the frictional force between the tyres and road is:

The optimum speed for a vehicle on a banked road of radius R banked at angle θ is:

A stone is rotated in a horizontal circle by a string. The direction of the centripetal force at any instant is:

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