Engineering :: Energy Conversion

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351.

Radio carbon has half life of

A.	17 years	B.	117 years
C.	557 years	D.	5770 years

352.

Sweet gas is free of

A.	crabon dioxide	B.	carbon monoxide
C.	nitrogen	D.	hydrogen sulphide

353.

Therm is a unit of

A.	radioactivity	B.	heating value
C.	wind speed	D.	tidal wave

354.

Thermal neutrons are

A.	exceptionally fast neutrons	B.	fast neutrons
C.	moderately fast neutrons	D.	slow neutrons

355.

No moving parts are required in

A.	MHD generator	B.	Tidal power plant
C.	Thermionic conversion	D.	OTEC power plant

356.

TNT

A.	thermonuclear thorium	B.	total neutron transition
C.	thermal neutron treatment	D.	trinitrotoluene

357.

A sodium graphite reactor uses

A.	sodium as moderator and graphite as coolant	B.	sodium as coolant and graphite as moderator
C.	a mixture of sodium and graphite as coolant	D.	a mixture of sodium and graphite as moderator

358.

Solvent refined coal has low percentage of

A.	ash	B.	sulphur
C.	impurities	D.	All of the above

359.

soot is virtually nothing but

A.	ash	B.	cinder
C.	gas	D.	carbon

360.

Sour crude

A.	is corrosive when heated	B.	evolves significant amounts of hydrogen sulphide on distillation
C.	produces light fraction which require sweetening	D.	All of the above