Related Questions

The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed.
A Sum
B Difference
C Product
D Ratio
For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine.
A Equal to
B Twice
C Three times
D Four times
If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half the mean radius of the former, then energy stored in the latter at the same speed will be
A four times the first one
B same as the first one
C one fourth of the first one
D one and a half times the first one
In a four stroke engine for each crankshaft revolution, the camshaft revolves
A One half turn
B One turn
C Two turns
D Four turns
The ratio of maximum fluctuation of energy to the work-done per cycle is called
A Fluctuation of energy
B Maximum fluctuation of energy
C Coefficient of fluctuation of energy
D None of these
The ratio of maximum fluctuation of speed to the mean speed is called
A fluctuation of energy
B maximum fluctuation of energy
C coefficient of fluctuation of speed
D none of the mentioned
In order to set drawing limits for a 'C' size architectural drawing the drafter should set the limits to ________.
A 0, 0 and 2, 9
B 0, 0 and 17, 11
C 0, 0 and 18, 24
D 0, 0 and 34, 24
Mr.khan invested an amount of TK. 13,900 divided into two different schemes A and B at a simple interest rate of 14% per annum and 11% per annum respectively. If the total amount of simple interest earned in 2 years be Tk. 3,508, what was the amount invested in Scheme B?
A TK. 6400
B TK. 6500
C TK. 7200
D TK. 7500
The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time is called
A Mechanical efficiency
B Overall efficiency
C Indicated thermal efficiency
D Volumetric efficiency
If the speed of the engine is increased, the indicated power will
A Increase
B Decrease
C Remain same
D None of these

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