CUET 2024 Physics MCQ Test 3 – 20 MCQs for Practice

1. The time period of a charged particle undergoing a circular motion in a uniform magnetic field is independent of its:

2. Convergence of concave mirror can be decreased by dipping in:

3. Two pure inductor coils of self-inductance L each are connected in series, the net inductance is:

4. Which one of the following can produce maximum induced emf?

5. The size of the image, if an object of 2.5m height is placed at a distance of 10 cm from a concave mirror is: (Take radius of curvature of concave mirror = 30 cm)

6. The core of any transformer is laminated so as to:

7. Which of the following substances has the highest value of the Youngs modulus?

8. Image formed by convex mirror is:

9. Calculate the velocity of image with respect to observer if an observer is walking away from the plane mirror with 6 m/s.

10. Two charged particles each of mass m and charge q are projected in a uniform magnetic field B with the same speed as such planes of motion of particles are perpendicular to magnetic field B, then:

11. The focal length of convex mirror is 20 cm, its radius of curvature will be:

12. A cut diamond sparkles because of its:

13. A 50 mH coil carries a current of 2 A, the energy stored in joule is:

14. The inductance of a coil in which a current of 0.1 A increasing at the rate of 0.5A/s represents a power flow of 1/2 W, is:

15. If a current is passed through a spring then the spring will:

16. In L-R circuit, the time constant is given by:

17. A proton moving in a straight line enters a strong magnetic field along the field direction. How will its path and velocity change?

18. Ray optics fails when the size of the obstacle is:

19. A virtual image larger than the object can be obtained by:

20. The reactance of an inductor connected with DC voltage is: