Advertisements
Advertisements
प्रश्न
Which one of the following requires wind energy?
विकल्प
Bicycle
Photosynthesis
Parachute
Automobiles
Advertisements
उत्तर
Parachute
APPEARS IN
संबंधित प्रश्न
Fill in the blank
Cooking gas converts _______ energy into heat energy.
Select the correct alternatives
When a bulb lights up on passing current, the change of energy is
State the unit of energy and define it.
Match the following:
| Column A | Column B |
| (a) Needle | (1) class II lever |
| (b) Doorknob | (2) inclined plane |
| (c) Ramp | (3) Class I lever |
| (d) Lemon crusher | (4) Wheel and axle |
| (e) Seesaw | (5) wedge |
Define the term 'watt'.
What is the common name of '1 kWh' of electrical energy?
If the energy of a ball falling from a height of 10 metres is reduced by 40%, how high will it rebound?
The capacity that an object has for doing work is called ______.
Write the type of energy.
The weight of a person on planet A is about half that on the earth. He can jump up to 0.4 m in height on the surface of the earth. How high he can jump on planet A?
