Current Electricity-Electrical Resistivity (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 1 - 1 of 1

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2142 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

Question number: 1

» Current Electricity » Electrical Resistivity


Assertion (Ꭺ)

The resistivity of a semiconductor decreases with temperature.

Reason (Ꭱ)

The atoms of a semiconductor vibrate with larger amplitude at higher temperatures thereby increasing its resistivity.


Choice (4) Response


Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ


Ꭺ is true but Ꭱ is false


Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ


Both Ꭺ and Ꭱ are false

f Page
Sign In