CBSE CLASS X MCQ QUIZ

10. Concave lens produces —————.

9. Light from the Sun falling on a convex lens will converge at —————.

7. Twinkling of stars is due to which optical phenomenon?

5. A full length of the image of a distant tall building can be seen using —————.

4. Speed of light in a vacuum is represented as —————.

2. What would be the angle of incidence for a light ray having zero reflection angle?

1. The change in the direction of a wave passing from one medium to another is termed as —————.

8. ———————– is the device used to convert electrical energy into mechanical energy.

7. ——————– is a closed-loop or path formed by the network of electrical components, where electrons flow.

6. Unit of electric power may also be expressed as

5. The small gap in the electric circuit is known as

4. Which of the following is used to detect the presence of current in a circuit?

3. Overloading happens due to ——————.

10. In which of the following, does light travel the fastest?

8. At a particular minimum angle of deviation, the prism is under ————-.