Related Questions

The constraints in case of resource smoothening operation would be
A Resources
B Project duration time
C Both resources and project duration time
D None of the above
For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor.
A Brings about no further reduction of
B Increases
C Decreases
D None of these
A two stroke cycle engine gives ________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed.
A Half
B Same
C Double
D Four times
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
110m গভীর একটি কুয়া থেকে ইঞ্জিনের সাহায্যে প্রতি মিনিটে 1200 kg পানি উঠানো হয়। যদি ঐ পানি উঠাতে ইঞ্জিনটির ক্ষমতা 40% কমে যায়, তাহলে এর অশ্বক্ষমতা কত?(1200 kg water is lifted per minute from a 110 m deep well with the help of an engine. If the engine loses 40% of its power to lift the water, what is its power in HP?)
A 37.75 HP
B 38 HP
C 48.17 HP
D 49 HP
E 50.2 HP
The ratio of the indicated power to the shaft power or brake power of the motor or engine required to drive the compressor, is called
A Compressor efficiency
B Volumetric efficiency
C Isothermal efficiency
D Mechanical efficiency
An engine pulls four identical carriages. The engine is 2/3 the length of a carriage and the total length of the train is 86.8m. Find the length of the engine.
A 12.4m
B 12m
C 11.5m
D 13m
If the engine coolant leaks into the engine oil, then engine oil
A Appears milky
B Become foamy
C Turns black
D None of these
A single acting steam engine produces __________ power than that of double acting steam engine.
A equal
B double
C half
D 4 times
The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is
A Less
B More
C Same
D May be less or more depending on ambient conditions

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