Thai Sikh International School
E-Learning Programme – Online Assignment – dd/mm/yyyy
Name : Subject
:Physics
Year : 10 Schedule No. : 2
Assume
that g is 10N/kg and that air resistance and other frictional forces are
negligible.
1.An
object has a mass of 6kg. What is its gravitational potential energy?
a) 4m
above the ground b) 6m above the ground
2.An
object of mass 6kg has a speed of 5m/s
a)
What is its kinetic energy?.
b)
What is its kinetic energy if its speed is doubled?.
3.
A ball of mass 0.5 kg has 100j of kinetic energy. What is the speed of the
ball.
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