Q. 685.0( 1 Vote )
State two advantages and two disadvantages of geothermal energy.
(i) It is economical to use because the cost of electricity produced by using geothermal energy is almost half of that produced from conventional energy sources.
(ii) It does not cause any pollution.
(i) It is not available everywhere, it is available only in those areas where there are hot rocks near the earth's surface.
(ii) Deep drilling in the earth to obtain geothermal energy is technically very difficult and expensive.
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i. In a household electric circuit different appliances are connected in parallel to one another. Give two reasons.
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