JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

1 Medium

1 of 1

Understanding +4 | -1

Assertion: Radiation is the speediest mode of heat transfer.
Reason: Radiation can be transmitted in zig-zag motion.

View answer and explanation

Correct option: C

If assertion is true, but reason is false

Option C (If assertion is true, but reason is false) is correct because radiation is the fastest mode of heat transfer, but it travels in straight lines, not zig-zag motion.

More Questions from THERMAL PROPERTIES OF MATTER

Practice All Chapter MCQs →

In the relation

n = \frac{{PV}}{{RT}},n =

Mud houses are cooler in summer and warmer in winter because For cooking the food, which of the following type of utensil is most suitable Which of the following statements is correct? 300 gm of water at

{25^0}

is added to 100 g of ice at

{0^0}C

. The final temperature of the mixture is A black body radiates energy at the rate of

E\,\,W{m^{ - 2}}

at a high temperature T K. When the temperature is reduced to

\left( {\frac{T}{2}} \right)K

the radiant energy is