Advertisements
Advertisements
Question
State whether the object possess kinetic energy, potential energy, or both :
A stretched spring lying on the ground ____________.
Options
kinetic energy
potential energy
Both
Advertisements
Solution
A stretched spring lying on the ground possesses potential energy.
APPEARS IN
RELATED QUESTIONS
State the condition under which the mechanical energy is conserved.
State whether the object possess kinetic energy, potential energy, or both :
A man climbing a hill _____________.
What type of energy is possessed : by the piece of stone which is thrown away on releasing the stretched rubber strings of catapult?
A boy weighing 40 kg makes a high jump of 1.5 m.
What is his potential energy at the highest point? (g = 10 m/s2)
A ball of mass 0.5 kg slows down from a speed of 5 m/s so that of 3 m/s. Calculate the change in kinetic energy of the ball. State your answer giving proper units.
How much electrical energy in joules does a 100 watt lamp consume : in 1 minute?
Explain the transformation of energy in the following cases :
(i) A ball thrown upwards.
(ii) A stone dropped from the roof of a building.
Name the energy transfers which occur when :
someone speaks into a microphone
Name the energy transfers which occur when : there is a picture on a television screen
In the case of negative work, the angle between the force and displacement is
