Advertisements
Advertisements
प्रश्न
Write true or false of the following statement.
Potential energy changes into kinetic energy when it is put to use
पर्याय
True
False
Advertisements
उत्तर
True.
APPEARS IN
संबंधित प्रश्न
A certain household has consumed 250 units of energy during a month. How much energy is this in joules?
Fill in the blank
Cooking gas converts _______ energy into heat energy.
Select the correct alternatives
When we rub our hands
State the unit of energy and define it.
State two factors on which the potential energy of a body at a certain height above the ground depends.
Answer the following in short.
What do you understand by the term efficiency of a machine’?
Name the commercial unit of measurement of energy.
Name the quantity whose unit is :
(a) kilowatt
(b) kilowatt-hour
Can you tell?
What should be taken into account for measuring work?
Observe the picture and put a tick (✓) if work is done and put a cross (x) if work is not done.
 |
 |
 |
 |
 |
 |
