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Two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
- Both A and R are true and R is the correct explanation of A
- Both A and R are true and R is NOT the correct explanation of A
- A is true but R is false
- A is false and R is also false
Assertion(A) :
The photoelectrons produced by a monochromatic light beam incident on a metal surface have a spread in their kinetic energies.
Reason(R) :
The energy of electrons emitted from inside the metal surface, is lost in collision with the other atoms in the metal.
Answer:
a) Both A and R are true and R is the correct explanation of A
