1.

True or False??a An object in a liquid sinks when its weight is greater than the upthrust acting on it.b An object floats when the upthrust is bigger than the weight.The force holding a climber on a climbing rope is upthrust.d A spring that extends 2 cm with a force of 1 N will stretch 4 cm with a force of 2 N on it.

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Answer:

1 ANS is TRUE 2 ans is FALSE 3 ans is true



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