Physical World Practice Questions

Class 11 · Physics · 2305 free MCQs with instant results and detailed explanations.

2305

Total

696

Easy

1150

Medium

459

Hard

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Topics in Physical World

Scope of Physics 1209

Nature of Physical Laws 1096

Sample Questions from Physical World

Here are 10 sample questions. Start a quiz to get randomized questions with scoring.

Easy

Which of the following is NOT a branch of physics?

A. Astrophysics

B. Thermodynamics

C. Sociology

D. Electromagnetism

Show Answer & Explanation

Correct Answer: C

Sociology is a social science, while the others are branches of physics.

Easy

What does the term 'mechanics' refer to in physics?

A. Study of forces and motion

B. Study of heat

C. Study of electricity

D. Study of sound

Show Answer & Explanation

Correct Answer: A

Mechanics deals with the behavior of physical bodies when subjected to forces.

Easy

Which physical quantity is a scalar?

A. Velocity

B. Acceleration

C. Distance

D. Force

Show Answer & Explanation

Correct Answer: C

Distance is a scalar quantity as it has magnitude only.

Medium

Which of the following best describes the nature of physics?

A. The study of matter and energy.

B. The study of living organisms.

C. The study of chemical reactions.

D. The study of human behavior.

Show Answer & Explanation

Correct Answer: A

Physics primarily deals with the fundamental principles governing matter and energy.

Medium

Which branch of physics deals with the motion of bodies under the action of forces?

A. Thermodynamics

B. Mechanics

C. Electromagnetism

D. Optics

Show Answer & Explanation

Correct Answer: B

Mechanics is the branch that focuses on the behavior of physical bodies when subjected to forces.

Medium

What is the primary goal of physics?

A. To describe phenomena accurately.

B. To develop chemical theories.

C. To analyze human behavior.

D. To create mathematical models.

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Correct Answer: A

The main goal of physics is to describe natural phenomena in an accurate and comprehensive manner.

Medium

Which of the following is NOT a fundamental quantity in physics?

A. Mass

B. Time

C. Temperature

D. Speed

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Correct Answer: D

Speed is derived from fundamental quantities like distance and time; it is not fundamental itself.

Hard

Which of the following best describes the scope of physics in relation to other sciences?

A. Physics applies only to mechanical systems.

B. Physics underlies all natural sciences and provides foundational principles.

C. Physics is independent and does not relate to chemistry or biology.

D. Physics is primarily concerned with the study of celestial objects.

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Correct Answer: B

Physics provides the fundamental concepts that underpin chemistry, biology, and other sciences, making it essential.

Hard

What role do mathematical models play in the scope of physics?

A. They are unnecessary and complicate physical theories.

B. They provide precise language to describe physical phenomena.

C. They only apply to theoretical physics, not experimental physics.

D. They restrict the creative thinking of physicists.

Show Answer & Explanation

Correct Answer: B

Mathematical models are crucial as they allow physicists to quantify and predict physical phenomena effectively.

Q10

Hard

Which of the following statements about the laws of physics is true?

A. Laws of physics are absolute and never change.

B. Laws of physics are based on experimental evidence and can evolve.

C. Laws of physics are only applicable to classical mechanics.

D. Laws of physics do not integrate with technological advancements.

Show Answer & Explanation

Correct Answer: B

The laws of physics are derived from observations and experiments and can be reevaluated based on new evidence.

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7 Gravitation

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Physical World — Class 11 Physics Practice Questions Online

This page contains 2305 practice MCQs for the chapter Physical World in Class 11 Physics. The questions are organized by difficulty — 696 easy, 1150 medium, 459 hard — so you can choose the right level for your preparation.

Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 2 topics, giving you comprehensive coverage of the entire chapter.