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Assertion (A) : In a motion picture, usually 24 frames are projected every second over the whole length of the film. Reason (R) : An image formed on the retina of eye persists for about 0.1 s after the removal of stimulus.

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(a)

Both A and R are true, and R is the correct explanation of A

(b)

Both A and R are true, but R is not a correct explanation of A

(c)

A is true, but R is false

(d)

A is false, but R is true

Answer:

Assertion (A) : In a motion picture, usually 24 frames are projected every second over the whole length of the film. Reason (R) : An image formed on the retina of eye persists for about 0.1 s after the removal of stimulus.

Explanation