Question

6.
Assertion (A): Assertion (A): Specific heat capacities are different for different substances
Reason (R): Specific heat capacity of substance depends on nature of material
A) Both assertion and reason are correct reason supports assertion.
B) Both assertion and reason are correct, reason doesn't support assertion.
C) Both assertion and reason is incorrect
D) Assertion is correct but reason is incorrect.​

Answer 1

Answer:

1000 किग्रा द्रव्यमान की एक जीप, 20 मी त्रिज्या के एक वृत्तीय पथ पर

चलती है। यदि जीप और सड़क के बीच घर्षण गुणांक 0.64 है, तो

अधिकतम वेग, जिससे जीप बिना फिसले चल सकती है, होगा

(g = 10 मी/से)