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Physics

Grade-9

Easy

Question

Answer the following question on the basis of the information given in the table below.

The following materials of equal masses were heated to increase their temperature by 20 K. Which of them would have required the lowest amount of heat?

Copper
Ice
Zinc
Sand

hint Hint:

Go by the formula Q = mS dT
m = mass ; S = specific heat capacity ; dT = change in temperature : Q = Heat energy (joules)

The correct answer is: Zinc

When heated, The object with low specific heat capacity would take less amount of heat and change its temperature quickly.

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