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.

Q1
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.
Q2
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.
Q3
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.
Q4
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.
Q5
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.
Q6
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.
Show Answer & Explanation
Correct Answer: A
The main goal of physics is to describe natural phenomena in an accurate and comprehensive manner.
Q7
Medium
Which of the following is NOT a fundamental quantity in physics?
A. Mass
B. Time
C. Temperature
D. Speed
Show Answer & Explanation
Correct Answer: D
Speed is derived from fundamental quantities like distance and time; it is not fundamental itself.
Q8
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.
Show Answer & Explanation
Correct Answer: B
Physics provides the fundamental concepts that underpin chemistry, biology, and other sciences, making it essential.
Q9
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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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.