Free tnpsc model questions Online Test - MeritNotes

No. of Questions :10

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1. If the angle of incident of a ray of light on a plane mirror is 30°, then the angle of reflection is ___

2. A glass rod rubbed with ____ acquires positive charges.

3. In case of violin, sound is produced by ____

4. There is no neutron in the nucleus of the atom of

5. The image seen in the screen of a pin hole camera is ___

6. In a spherical mirror, the line passing through the pole and the centre of curvature is known as ___

7. In a plane mirror the angle of reflection is ___ the angle of incident.

8. Two upper ends of the tuning fork are called ___

9. The velocity of sound in steel (iron) is ___

10. Which one of the following phenomena cannot be attributed to the refraction of light?

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