Mechanical Engineering Quiz 34
1 / 50
The ultimate analysis of fuel lists _____________________?
2 / 50
All the terms of energy in Bernoulli?s equation have dimension of_______________?
3 / 50
The safe twisting moment for a compound shaft is equal to the _________________?
4 / 50
Statistical quality control techniques are based on the theory of___________________?
5 / 50
The work ratio of simple gas turbine cycle depends on_________________?
6 / 50
In the case of compression ignition engine, the %age of CO in exhaust gases is________________?
7 / 50
Enriched uranium is one in which__________________?
8 / 50
Casting of a centrifugal pump is designed so as to minimize________________?
9 / 50
Tensile strength of a mild steel specimen can be roughly predicted from following hardness test_________________?
10 / 50
The forces, which meet at one point, but their lines of action do not lie in a plane, are called_________________?
11 / 50
Foundry crucible is made of_________________?
12 / 50
The leaks in a refrigeration system using Freon are detected by____________________?
13 / 50
Heating value of fuel used is as on fired basis. If it is reported for dry or moisture free fuel, then latter should be multiplied by the following factor to correct for as fired value ___________________?
14 / 50
The vapour pressure over the concave surface is______________________?
15 / 50
Boyle?s law i.e. pV = constant is applicable to gases under ___________________?
16 / 50
The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel, but intersect is______________________?
17 / 50
Rupture stress is________________?
18 / 50
Lower pairs are those which have___________________?
19 / 50
The crest diameter of a screw thread is same as _____________________?
20 / 50
High specific speed of turbine implies it is__________________?
21 / 50
The termal efficiency of a petrol engine at design load is around_________________?
22 / 50
For an irreversible gas turbine cycle, the efficiency and work ratio both depend on___________________?
23 / 50
A 75 cc engine has following parameter as 75 cc ___________________?
24 / 50
The simplex method is the basic method for__________________?
25 / 50
Efficiency of a Carnot engine is given as 80%. If the- cycle direction be reversed, what will be the value of COP of reversed Carnot cycle_________________?
26 / 50
The property of fluid by virtue of which it offers resistance to shear is called________________?
27 / 50
The output of a diesel engine can be increased without increasing the engine revolution or size in following way_________________?
28 / 50
The unit of length in S.I. units is________________?
29 / 50
Balls for ball bearings are made of_________________?
30 / 50
PERT stands for k (fit) project evaluation and review technique__________________?
31 / 50
Which of the following layouts is suited to job production__________________?
32 / 50
Emissivity of a white polished body in comparison to a black body is________________?
33 / 50
Isothermal compression though most efficient, but is not -practicable because_________________?
34 / 50
Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is_________________?
35 / 50
In an ideal machine, the output as compared to input is_______________?
36 / 50
Water contained in a beaker can be made to boil by passing steam through it__________________?
37 / 50
The power available for take off and climb in case of turbojet engine as compared to reciprocating engine is ___________________?
38 / 50
In the equation of virtual work, following force is neglected_______________________?
39 / 50
Normal heptane_______________?
40 / 50
The flow in which conditions do not change with time at any point, is known as_________________?
41 / 50
Which is the false statement about the properties of instantaneous center____________________?
42 / 50
Inter cooling in compressors__________________?
43 / 50
A riveted joint in which the number otrivets decrease from innermost to outer most row is called__________________?
44 / 50
Addition of copper to aluminium results in_____________________?
45 / 50
The capacity of compressor will be highest when its intake temperature is___________________?
46 / 50
The basis for measuring thermodynamic property of temperature is given by___________________?
47 / 50
The major axis of elliptical manholes on the shell should be provided___________________?
48 / 50
To transmit power from one rotating shaft to another whose axes are neither parallel nor intersecting, use__________________?
49 / 50
Ignition timing of a multicylider petrol engine can be adjusted by_________________?
50 / 50
Rivets are generally specified by_______________?
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