CBSE CLASS X MCQ QUIZ

10. Concave lens produces —————.

8. The laws of reflection are valid for —————.

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

3. Light can be focused on our retina through which of the following phenomena?

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

9. The potential difference between a live wire and a neutral wire is ——————.

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.

3. Overloading happens due to ——————.

2. Magnetic field is a

1. Magnetic field lines emerge from

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

9. In the rearview mirror of the vehicle, what will be the magnification?

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

7. A person having defective cone cells and unable to distinguish different colours is termed as ————-.