Question

choose the right answer
1. 1 kg of Uranium (U235) can produce as much energy as can be produced by the
burning of
a. 4500 kg of high grade coal
b. 4500 ton of low grade coal
c. 450 ton of high grade coal
d. 4500 ton of high grade coal
2. The Surge tank in hydro-electric power station is
a. A small reservoir closed at a top to reduce the pressure swings in the conduit
b. small reservoir (open at the top) to increase the pressure swings in the conduit
c. small reservoir or tank (open at the top) to reduce the pressure swings in the conduit
d. A tank (closed at the top) to reduce the pressure swings in the conduit
3. The nuclear power station include
a. Nuclear reactor, Heat exchanger, Steam turbine and combustion chamber
b. Nuclear reactor, Alternator, combustion chamber Heat exchanger
c. Steam turbine, Heat exchanger, Nuclear reactor and Alternator
d. Nuclear reactor, Steam turbine, spillway and Alternator
4. Methods of Improving String Efficiency
a. By grading the insulators and using a guard ring
b. By using longer cross-arms and grading the insulators
c. By using a guard ring and longer cross-arms
d. All of above (a,b,c)
5. If the spacing between the conductors is made very large as compared to their
diameters ( in corona calculations)
a. Corona effect will reduce
b. Corona losses will increased
c. Critical Disruptive voltage will be very low
d. Critical disruptive voltage will neglected

I am very urgent, can the question be solved within half an hour?

Answer 1