Question

you find your mass to be 42 kg on a weighing machine. Is your actual mass more or less than 42 kg​

Answer 1

Answer:

A weighing machine measures the apparent weight of a body in vertically downward direction. but air apply some buoyant force in vertically upward direction.so, true weight of a body is slightly more than the measured wheat. hence , the true weight is more than 42 kg.