Subject :NSO Class : Class 4
Select the beaker which has the highest amount of heat energy in it.
A 
B 
C 
D 
Going by your logic, energy in "c" should be 120x 1/4 and not 120x 1/2
Ans 1:
Class : Class 7
Ans 2:
Class : Class 4
The answer should be D, not C. You have calculated C as 1/2 when it should be 1/4. D has 40 heat and C has only 30 heat.