Advertisements
Advertisements
Question
Re-write the statement by selecting the appropriate option.
The solar lamp uses the ................... energy.
Options
Heat
Wind
Light
Sound
Advertisements
Solution
The solar lamp uses the Light energy.
APPEARS IN
RELATED QUESTIONS
Why is the copper tube of a solar water heater painted black from outside?
Name some of the solar energy devices.
Write the uses of solar cells.
What is solar constant? What is the value of solar constant?
If the energy received by 5 m2 area in 10 minutes is 4200 kJ, calculate the value of solar constant.
Why is the solar cooker box covered with a glass sheet?
Solar cells are made of:
(a) conductors
(b) insulators
(c) semi-conductors
(d) super-conductors
The value of solar constant is:
(a) 1.4 kWh
(b) 1.4 kW/m
(c) 1.4 kW/m2
(d) 1.4 kW/m3
Solar cells are used to provide the electric current to charge the batteries of a car driven by an electric motor. Describe the energy changes which take place.
What differences would you expect in the charging of car batteries (i) in bright sunlight (ii) on a cloudy day (iii) at night?
Write a short note on electrical energy generation and environment.
Which of the following solar radiations pass through the atmosphere of Earth: X -rays, ultraviolet rays, visible light rays or infrared radiation?
Make a table based on forms of energy and corresponding devices:
| Forms of Energy | Devices | |
| a. | Electric | _________ |
| b. | Mechanical | Sewing machine, Bicycle |
| c. | Thermal | __________ |
| d. | _________ | Solar cooker, Solar heater |
The power produced from solar cells is a DC.
State the importance of inverters.
Kamuthi solar power project is situated in ______ district in Tamil Nadu.
______ is considered as a great source of energy.
Write a note on Kamuthi Solar Project.
