Advertisements
Advertisements
प्रश्न
Name the device or machine which convert :
Electrical energy into light energy.
Advertisements
उत्तर
An electric bulb converts electrical energy into light energy.
APPEARS IN
संबंधित प्रश्न
In what way does the temperature of water at the bottom of a waterfall differ from the temperature at the top? Explain the reason.
State whether the object possess kinetic energy, potential energy, or both :
A man climbing a hill _____________.
Fill in the blank with suitable word :
The ability of a body to do work is called __________. The ability of a body to do work because of its motion is called __________.
Name the device or machine which convert :
Light energy into electrical energy.
Name the device or machine which convert :
Electrical energy into sound energy.
Name the device or machine which convert :
Chemical energy into heat energy.
Fill in the blanks with suitable words:
When a ball is thrown upwards, ___________ energy is transformed into ___________ energy.
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 an electric ball rings.
A ball falls to the ground as shown below :
What is the potential energy of ball at B?
