A. radium
B. cadmium
C. uranium
D. all of the above
Related Mcqs:
- In fuel cell, the ___________ energy is converted into electrical energy?
A. mechanical
B. chemical
C. heat
D. sound - In _________ system fuel from a central pulverizing unit is delivered to a bunker and then to the various burners?
A. unit
B. central
C. none of the above - Which of the following power plant has least fuel transportation______________?
A. nuclear power plants
B. diesel generating plants
C. thermal power plants
D. steam power stations - The draught produced by steel chimney as compared to that produced by brick chimney for the same height is_____________?
A. less
B. more
C. same
D. may be more or less - Curtis turbine is_____________?
A. reaction steam turbine
B. pressure velocity compounded steam turbine
C. pressure compounded impulse steam turbine
D. velocity compounded impulse steam turbine - The thermal efficiency of the engine with condenser as compared to without condenser, for a given pressure and temperature of steam, is_____________?
A. higher
B. lower
C. same as long as initial pressure and temperature is unchanged
D. none of the above - Rankine cycle operating on low pressure limit of p1 an 1 high pressure limit of p2__________?
A. has higher the renal efficiency than the carnot cycle operating between same pressure limits
B. has lower the”nal efficiency than carnot cycle operating between same pressure limit?
C. has same thermal efficiency as carnot cycle operating between same pressure limits
D. may be more or less depending upon the magnitude of p1 and p2 - The draught produced by chimney of given height at given outside temperature___________?
A. decreases if the chimney gas temperature increases
B. increases if the chimney gas temperature increases
C. remains same irrespective of chimney gas temperature
D. may increase or decrease - In jet type condensers___________?
A. cooling water passes through tubes and steam surrounds them
B. steam passes through tubes and cooling water surrounds them
C. steam and cooling water mix
D. steam and cooling water do not mix - The value of the reheat factor is of the order of_____________?
A. 0.8 to 1.0
B. 1.0 to 1.05
C. 1.1 to 1.5
D. above 1.5
