Which of the following is a renewable source of energy ?
The purpose of the glass cover on top of a box-type solar cooker is to
The simple reason of covering the glass plates with solar cookers because the sunlight can pass through the glass easily and it gets absorbed inside the cooker. The more it traps the heat rays , thus it is helpful for heating the food.
A solar panel is made by combining a large number of
To work properly, wind-electric generators need wind speeds of at least about
The site of a hydroelectric plant should be chosen carefully because it
Hydropower facilities can have large environmental impacts by changing the environment and affecting land use, homes, and natural habitats in the dam area. Most hydroelectric power plants have a dam and a reservoir.
Electricity from the ocean can be generated based on utilizing
Which energy is not derived from the sun ?
Which of the following is not biomass ?
The condition for producing biogas is
Geothermal energy is feasible in regions that
A solar water heater cannot be used to get hot water on
Which of the following is not an example of a bio-mass energy source ?
Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun's energy ?
Which of the following is the conventional sources of energy
Conventional sources of energy are the natural energy resources which are present in a limited quantity and are being used for a long time.Some common examples of conventional sources of energy include coal, petroleum, natural gas and electricity.
How many number of neutrons are released in a fission of U – 235 ?
A solar water heater cannot be used on
Which of the following is not an example of a biomass energy source ?
Which country is called the “country of winds”
Artificial satellites and space probes mainly depend upon which source of energy
Thermal power plant uses energy from
Which of the following is the odd one out ?
Which has a lowest ignition temperature-
The glass cover used in a solar cooker, help us to have the _________ effect in it.
An alpha particle is nothing but a
Which component of sunlight facilitates the drying of clothes ?