Flash Card
Wind turbines with capacity ................ are commercially available.
Energy generated from sources which are unlimited and environmentally friendly is called ................ energy.
In a power plant based on energy of natural gas. which energy in natural gas is converted to electrical energy?
In solar thermal power plant, many reflects reflect and concentrate solar radiation on
Water reservoir possesses ................. energy.
In hydroelectric power plant, the .................. energy of the flowing water drives the turbine.
Which of the following is not a green energysource?
In nuclear fission, the atom of a heavy element is bombarded by a neutron to form
In thermal power plant, chemical energy in coal is converted to .................. energy.
In a wind mill, the function of the gear box is to
The device used to transform the voltage and current levels of the generated power in solar photovoltaic station is
Along with the emission of gases due to burning of coal, .............. particles are released into the environment, which cause serious health problems related to the respiratory system.
Which of the following is not an environmentally friendly fuel?
Incomplete combustion of fuels leads to formation of
To drive the turbine, we need
A silicon solar cell of dimension 1 sq.m generates current of about
In nuclear fission, neutron is bombarded on atom of
Out of the following energy sources, which has the least consumption for electrical power generation in the world?
Hydroelectric energy, solar energy and wind energy are called .................... energies.
Special type of material solar cells are made up of is
Which of the following is not a non-renewable energy source?
In a thermal power station, the .................. is used to store water and to release vapour and hox air from the steam in the atmosphere.
In a thermal power station, the high tower through which gases that are emitted during the combustion of coal are released in the atmosphere.
Solar photovoltaic cells convert solar energy directly into .............. energy.
............... is generated at a power station using an energy source, a turbine and a generator.
When a flow of ............... is directed on the blades of turbine, it rotates.
A good solar cell can have an efficiency of around
Nitrogen dioxide generated due to burning of fuels like coal, diesel, petrol etc. causes
In the power plant based on nuclear energy ............... is used to rotate the generator.
Most electric power plants are based on the principle of
Principle of electromagnetic induction was invented by the scientist .................. .
In a power plant based on natural gas, the natural gas burns in the presence of air in the ................ .
The instrument through which the water in cooling tower is circulated in the thermal power plant is
