Assertion and Reason type question
Assertion: The passage of electric current through a wire results in the production of heat.
Reason: The heating effect is used in electric heater electric iron etc.
(a) If both the assertion and the reason are true and the reason is the correct explanation of the assertion.
(b) If both the assertion and the reason are true, but the reason is not the correct explanation of the assertion.
(c) If the assertion is true, but the reason is false.
(d) If the assertion is false, but the reason is true.