CBSE Class 11 Physics MCQs for Board & School Exams
CBSE Class 11 Physics MCQs for Board & School Exams
Class: 11
Subject: Physics
Section: Exam-Focused MCQs for CBSE Class 11 Physics
Topic: CBSE Class 11 Physics MCQs for Board & School Exams
Board: CBSE Board Examination (NCERT Syllabus)
Subject: Physics
Section: Exam-Focused MCQs for CBSE Class 11 Physics
Topic: CBSE Class 11 Physics MCQs for Board & School Exams
Board: CBSE Board Examination (NCERT Syllabus)
Q1. Which of the following is a fundamental physical quantity?
Answer: C) Length
Length is a fundamental quantity. Force, velocity and energy are derived quantities.
Length is a fundamental quantity. Force, velocity and energy are derived quantities.
Q2. The SI unit of time is:
Answer: C) Second
Second is the SI base unit of time.
Second is the SI base unit of time.
Q3. The slope of a distance–time graph gives:
Answer: A) Speed
Slope = change in distance per unit time.
Slope = change in distance per unit time.
Q4. Acceleration is zero when motion is:
Answer: A) Uniform
Uniform motion means constant velocity, hence zero acceleration.
Uniform motion means constant velocity, hence zero acceleration.
Q5. Momentum is defined as:
Answer: B) mv
Momentum is the product of mass and velocity.
Momentum is the product of mass and velocity.
Q6. Work done is zero when force is:
Answer: C
Cos 90° = 0, hence work done is zero.
Cos 90° = 0, hence work done is zero.
Q7. SI unit of energy is:
Answer: B
Q8. Kinetic energy depends on:
Answer: C
KE = ½mv².
KE = ½mv².
Q9. Pressure is defined as:
Answer: B
Q10. The SI unit of pressure is:
Answer: C
Q11. Young’s modulus is the ratio of:
Answer: B
Q12. Heat is a form of:
Answer: B
Q13. The first law of thermodynamics is based on:
Answer: B
Q14. RMS speed of gas molecules depends on:
Answer: C
Q15. Restoring force in SHM is proportional to:
Answer: A
Q16. Time period of simple pendulum depends on:
Answer: B
Q17. Wave speed is given by:
Answer: A
Q18. Sound waves in air are:
Answer: B
Q19. Pitch of sound depends on:
Answer: B
Q20. Loudness of sound depends on:
Answer: B
Q21. Audible range of human ear is:
Answer: B
Q22. Echo is caused due to:
Answer: B
Q23. Doppler effect refers to change in:
Answer: C
Q24. Beats are produced due to:
Answer: B
Q25. Unit of frequency is:
Answer: A
Q26. Noise is:
Answer: C
Q27. Most elastic material is:
Answer: B
Steel has the highest Young’s modulus.
Steel has the highest Young’s modulus.
Q28. Dimensional formula of energy is:
Answer: A
Q29. Sound requires for propagation:
Answer: B
Q30. Sound cannot travel in:
Answer: D) Vacuum
Sound needs a material medium for transmission.
Sound needs a material medium for transmission.
