Which of the following will be the advantage of a centrifugal pump as compared with a reciprocating pump?() (1) Its discharge is continuous (2) It has no internal valves (3) Upon accidental closing of discharge valve, excessive pressure will not build up
To reduce the weight of the reciprocating parts, pistons of high-speed engines are made considerably shorterThis results in ()
Bad valves operation of the reciprocating air compressors can be detected by observation of ().
If the head pressure of a reciprocating refrigeration compressor is excessive, ().
Air chambers are usually fitted to reciprocating pumps in order to ().
Bad valves operation of the reciprocating air compressors can be detected by observation of ().
The reciprocating pump can’t draw water from a tank may be caused by ().
Sludge may be formed in the oil in the crankcase of a reciprocating air conditioning compressor as a result of ()
If the head pressure of a reciprocating refrigeration compressor is excessive, ().
The advantage of a centrifugal pump as compared with a reciprocating pump is that ().