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A metal ball 50ºC is droped in a beaker containing water at 50ºC. Then the heat will
The correct option is Option C.
There will be no flow of heat either from iron ball to water or from water to iron ball since both water and iron ball are at same temperatures so heat transfer will not take place.
Reflecting solar films are used on the top of the car to
The instrument used to detect radiation of heat is
Gaps are left between railway tracks because