Which of the following is the dimension of pressure

Palm oil from a bottle flows out more easily after it has been heated because the

A ball of mass 5.0kg hits a smooth vertical wall normally with a speed of 2ms\(^{-1}\). Determine the magnitude of the resulting impulse

The efficiency of energy conversion on the energy flow through a hydroelectric power is?

An object weighs 30N in air and 21N in water. The weight of the object when completely immersed in a liquid of relative density 1.4 is