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Assertion (A): A piece of copper and a piece of glass are heated to the same temperature. When touched, thereafter, the copper piece appears hotter than the glass piece. Reason (R): The density of copper is more than that of glass.

2001

(a)

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

(b)

Both A and R are individually 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): A piece of copper and a piece of glass are heated to the same temperature. When touched, thereafter, the copper piece appears hotter than the glass piece. Reason (R): The density of copper is more than that of glass.

Explanation