NEET Physics: Questions 466 - 469 of 2099
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2099 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: 466
Question number: 467
The temperature coefficient of resistance is positive for metals and negative for p-type semiconductor.
The effective charge carriers in metals are negatively charged whereas in p-type semiconductor they are positively charged.
|a.||Both Ꭺ and Ꭱ are false|
|b.||Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ|
|c.||Ꭺ is true but Ꭱ is false|
|d.||Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ|