Question

Assertion :Free electrons inside a metal are free to move out of the metal
Reason: Free electrons inside conductor do not need additional energy to get out of the metal

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (D)

Free electrons in a metal are free to move inside the metal in a constant potential. They are not free to move out of the metal. They need additional energy to get out of the metal