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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
WHAT IS MACHINE
Defect of short sightedness In this defect the image of the object is formed in front of retina or the lens become so converging.
CAN YOU GIVE SOME EXAMPLE OF FREE FALL ACTIVITIES
Illustrate the demerits of ultrasonic magnetostriction method. Limitations of ultrasonic magnetostriction method: a. This can produce frequencies up to 3 MHz simply. b.
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