68) The actual power supplied by the engine crankshaft is called

indicated power

brake power

frictional power

none of these

Answer is:

brake power

induced steam jet draught

chimney draught

forced steam jet draught

none of these

Answer is:

climatic conditions

temperature of furnace gases

height of chimney

all of these

Answer is:

Explanation:

The chimney draught varies with
* climatic conditions
* temperature of furnace gases
* height of chimney

ratio of thermal efficiency to Rankine efficiency

ratio of brake power to the indicated power

ratio of heat equivalent to indicated power to the energy supplied in steam

product of thermal efficiency and Rankine efficiency

Answer is:

low pressure

high pressure

medium pressure

none of these

Answer is: