Engineering :: Energy Conversion

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441.

When geothermal energy is available in the form of saline water, power is developed using

A.	flashed - steam system	B.	binary - cycle system
C.	total flow system	D.	any of the above

442.

Geothermal energy is

A.	a renewable energy source	B.	an alternative energy source
C.	an inexhaustible energy source	D.	any of the above

443.

The disadvantage of renewable sources of energy is

A.	lack of dependability	B.	availability in low energy densities
C.	intermittency	D.	All of the above

444.

In the geysers steam is continuously vented through fissures in the ground. These vents are called

A.	vent holes	B.	dot holes
C.	fumaroles	D.	sunspots

445.

Geologists believe that below the earth's crust, the molten mass exists in the form of

A.	magma	B.	vent
C.	hot cell	D.	liquation

446.

In hydrothermal source of geothermal energy

A.	hot water or steam is available	B.	hot gases are available
C.	molten lava is available	D.	none of the above