Related Questions

The actual power supplied by the engine crankshaft is called
A Indicated power
B Brake power
C Frictional power
D None of these
A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by
A 2WCE/CS
B WCE/2CS
C WCE/CS
D WCS/2CE
The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called
A Blading efficiency
B Nozzle efficiency
C Stage efficiency
D Mechanical efficiency
X,Y and Z can do a piece of work in 6 hours.X and Y can do the same work in 8 hours and Y and Z can do the same work in 12 hours.In how many times will X and Z do the same work?
A 6 hours
B 8 hours
C 10 hours
D 12 hours
X, Y and Z can do a piece of work in 6 hours . X and Y can do the same work in 8 hours and Y and Z can do the same work in 12 hours. In how many times will X and Z do the same work?
A 6 hours
B 8 hours
C 10 hours
D 12 hours
X, Y and Z can do a piece of work in 6 hours. X and Y can do the same work in 8 hours and Z can the same work in 12 hours . In how many times will X and Z do the same work?
A 6 hours
B 8 hours
C 10 hours
D 12 hours
Vijay can do a work in 8 hours. Vijay and Puneet together can do the same work in 6 hours. Puneet and Sachin together can do the same work in 4 hours. Sachin alone can complete the same work in how many hours?
A 22\/5
B 28\/5
C 24\/5
D 26\/5
The ratio of the workdone on the blades to the energy supplied to the blades, is called
A Blading efficiency
B Nozzle efficiency
C Gross or stage efficiency
D Mechanical efficiency
Faruk can do a work in 12 days and Salam can do the same work in 8 days. If Faruk , Salam and Babu work together , they can complete the work in 4 days . How many days will it take Babu to complete the work alone ?
A 16
B 20
C 24
D 32
A can finish a work in 5 days and B takes 4 days to do the same work. If the work is increased by 8 times, how many days will it take for both of them to finish the work if they work together?
A 10 days
B 15 days
C 20 days
D 25 days

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