Source of vast energy of the Sun is
Source of vast energy of the Sun is the nuclear fusion of four hydrogen nuclei into a single helium nucleus going on at the centre of Sun. In the process an extraordinarily large amount of energy is released which is the energy radiated by the Sun.
A solar panel is made by combining in an arrangement
A large number of solar cells connected together in a particular arrangement to deliver useful electrical power is called solar cell panel.
Energy available from the oceans is
Energy available from the oceans is in any of three forms namely (i) ocean thermal energy, (ii) tidal energy, and (iii) sea wave energy.
The material used for inter connection the solar cells in the solar panel is
Silver is the best conductor of electricity
An arrangement consisting of a number of solar cells joined together in a definite pattern is called
An arrangement consisting of a number of solar cells joined together in a definite pattern is called a solar panel.
Solar cells are made of
Special grade silicon is used for making solar cells.
Slurry left in a gobar gas plant after producing gobar gas is
Slurry left in a gobar gas plant after producing gobar gas can be used as a manure.
The use of reflector in the solar cooker is to
Reflectors (mirror) are used to focus the sun rays along with heat radiation inside the box to achieve high temperature.
The temperature inside the solar cooker ranges from
The box type solar cooker have a range 100- 140°C
What are the disadvantages of solar energy ?
All the points given are the disadvantages of solar energy.