State whether the following are true or false
Temperature of a substance remains constant when a change of state is taking
place
The photoelectric effect is also known as moment of force.
The first hydrometer was designed by Robert Hooke.
I bar= 105pa
A man pushes a box by applying a force of I 00 N, the box gets displaced by 20 m
in the direction of force applied. The work done by man is 2000 Nim
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In physics, the kinetic energy of an object is the energy that is possess due to its motion. it is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity. having gained this energy during its acceleration, the body maintains this kinetic energy unless it speed changes
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