Two substances A and B of equal mass m are heated at uniform rate of 6 cal s –1 under similar conditions. A graph between temperature and time is shown in figure. Ratio of heat absorbed 
by them for complete fusion is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
From given curve,
Melting point for 
and melting point for 
Time taken by A for fusion 
minute
Time taken by B for fusion 
minute
Then 
.
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
A glass flask is filled up to a mark with 50 cc of mercury at 18ºC. If the flask and contents are h…
Solids expand on heating because
An iron tyre is to be fitted on to a wooden wheel 1m in diameter. The diameter of tyre is 6 mm smal…
A glass flask of volume one liter at 0°C is filled, level full of mercury at this temperature. The …
A steel scale measures the length of a copper wire as when both are at (the calibration temperatu…
Two metal strips that constitute a thermostat must necessarily differ in their