States of Matter - Result Question 48

Assertion and Reason

Read the following questions and answer as per the direction given below :

(a) Statement I is correct; Statement II is correct; Statement II is the correct explanation of Statement I

(b) Statement I is correct; Statement II is correct; Statement II is not the correct explanation of Statement I

(c) Statement I is correct; Statement II is incorrect

(d) Statement I is incorrect; Statement II is correct

48.

Statement I: The pressure of a fixed amount of an ideal gas is proportional to its temperature.

Statement II: Frequency of collisions and their impact both increase in proportion to the square root of temperature.

(2000)

Show Answer

Answer:

Correct Answer: 48. (d)

Solution:

Assertion is incorrect because besides amount, pressure also depends on volume. However, reason is correct because both frequency of collisions and impact are directly proportional to root mean square speed which is proportional to square root of absolute temperature



Table of Contents