In a room where the temperature is 30 o C, a body cools from 61 o C to 59 o C is 4 minutes. The time taken by the body to cool from 51 o C to 49 o C will be:
Text Solution
Verified by ExpertsThe correct answer is:
B
Rate of cooling 
difference in temperature
⇒ ⇒ 
in first case
dt = 4 minute
For second case
Δ Δ θ θ = 50 − − 30 = 20
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
When an ideal diatomic gas is heated at constant pressure, the fraction of the heat energy supplied…
of water at its boiling point absorbs 540 calories of heat to become steam with a volume of .If t…
Two identical containers A and B with frictionless pistons contain the same ideal gas at the same t…
A closed hollow insulated cylinder is filled with gas at and also contains an insulated piston of …
A mono atomic gas is supplied the heat Q very slowly keeping the pressure constant. The work done b…
A gas mixture consists of 2 moles of oxygen and 4 moles argon at temperature T. Neglecting all vibr…