Advertisements
Advertisements
Question
What kind of energy is possessed by the following?
A compressed spring ____________.
Advertisements
Solution
A compressed spring possesses elastic potential energy.
RELATED QUESTIONS
Does the transfer of energy take place when you push a huge rock with all your might and fail to move it? Where is the energy you spend going?
In what way does the temperature of water at the bottom of a waterfall differ from the temperature at the top? Explain the reason.
A ball of mass 0.20 kg is thrown vertically upwards with an initial velocity of 20 m s-1. Calculate the maximum potential energy it gains as it goes up.
A pendulum is oscillating on either side of its rest position. The correct statement is:
Is energy a vector quantity?
State whether the object possess kinetic energy, potential energy, or both :
A ceiling fan in the off position ______________
State whether the object possess kinetic energy, potential energy, or both :
A stretched spring lying on the ground ____________.
Fill in the blank with suitable word :
The sum of the potential and kinetic energies of a body is called __________ energy.
A boy weighing 40 kg makes a high jump of 1.5 m.
What is his kinetic energy at the highest point?
Two bodies having equal masses are moving with uniform speeds of v and 2v respectively. Find the ratio of their kinetic energies.
Name the device which converts electrical energy into mechanical energy.
Name the device or machine which convert :
Electrical energy into sound energy.
Name the device or machine which convert :
Heat energy into kinetic energy (or mechanical energy).
Fill in the blanks with suitable words :
The principle of ___________ of energy says energy can be transformed from one form to another, but it cannot be ___________ or ___________.
Describe the energy changes which take place in a radio.
What do you understand by the term 'transformation of energy"? Explain with an example.
What is the meaning of the symbol kWh? What quantity does it represent?
When an object falls freely towards the earth, then its total energy :
Which one of the following is not the unit of energy?
In the case of negative work, the angle between the force and displacement is
