What is a calorie, Physics

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What is a calorie?

a)  Amount of heat needed to raise one gram of water one degree Celsius.

b)  Amount of work needed to move one gram of water by one centimeter.

c)  Amount of heat needed to melt ice.

d)  Amount of heat needed to raise one gram of water one degree Fahrenheit

Ans- Amount of heat required to raise one gram of water one degree celsius

 


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