PDF chapter test TRY NOW

1. Assertion: Myopia is the defect of vision in which a person cannot see the distant objects clearly.

Reason: This due to eye-ball being too short.
2. Assertion: Concave mirrors are used as reflectors in torches, vehicle head-lights and in search lights.

Reason: When an object is placed beyond the centre of curvature of a concave mirror, the image formed is real and inverted.