Mechanical Engineering Quiz 10
1 / 50
In axial flow fans and turbines, fluid enters and leaves as follows________________?
2 / 50
In order that a cycle be reversible, following must be satisfied ________________?
3 / 50
Elastic nut is a locking device in which__________________?
4 / 50
As a result of detonation in an I.C engine, following parameter attains very high value _____________________?
5 / 50
A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span___________________?
6 / 50
The compression ratio in a gas turbine is of the roder of____________________?
7 / 50
Structural steel contains following principal alloying elements__________________?
8 / 50
In actual machines_____________________?
9 / 50
Which is correct statement about reaction time for autoignition of fuel and the fuel air ratio__________________?
10 / 50
Pick up the wrong statement?
11 / 50
Connecting rod is usually made of_________________?
12 / 50
Gnatt charts are used for_________________?
13 / 50
Pulverized fuel is used for___________________?
14 / 50
In PERT analysis, critical path is obtained by joining events having___________________?
15 / 50
I.S. specifies following total number of grades of tolerances__________________?
16 / 50
The metallic structure of mild steel is_________________?
17 / 50
Auto-ignition reaction time for petrol engine first decreases with increase in fuel air ratio, reaches a minimum value and then increases with subsequent increase in fuel air ratio. The minimum value occurs in the region of________________?
18 / 50
A key is subjected to side pressure as well at shearing forces. These pressures are called_________________?
19 / 50
Kinematic pairs are those which have two elements that ______________?
20 / 50
Kinematic viscosity is equal to_________________?
21 / 50
Free air is the air at________________?
22 / 50
Which of the following is independent of sales forecast______________?
23 / 50
The efficiency of a nuclear power plant in comparsion to a conventional thermal power plant is________________?
24 / 50
The pour point of diesel oil must be_________________?
25 / 50
Amongst the following, the fissionable materials are________________?
26 / 50
On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be___________________?
27 / 50
In which case the air-fuel ratio is likely to be maximum _________________?
28 / 50
The composition of silver solder is ___________________?
29 / 50
Corioli?s component of acceleration exists whenever a point moves along a path that has________________?
30 / 50
A diesel engine has_________________?
31 / 50
Turn buckle has____________________?
32 / 50
Wrought iron is________________?
33 / 50
The Ackermann steering mechanism is preferred to the Davis type in automobiles because____________________?
34 / 50
Petrol is distilled at a temperature in range of__________________?
35 / 50
Solids and liquids have___________________?
36 / 50
Pick up the correct statement about relationship between various floats______________________?
37 / 50
Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?
38 / 50
Inertia force acts___________________?
39 / 50
A diesel engine as compared to petrol engine (both running ar rated load) is ____________________?
40 / 50
The normal stress is same in all directions at a point in a fluid_______________?
41 / 50
Thermal conductivity of wood depends on_______________?
42 / 50
In vapor compression refrigeration system, refrigerant occurs as liquid between_________________?
43 / 50
The ultimate tensile strength of low carbon steel by working at a high strain rate will_________________?
44 / 50
A neutral flame is obtained by supplying___________________?
45 / 50
Blast furnace produces following by reduction of iron ore_______________?
46 / 50
Efficiency of a riveted joint is the ratio of its strength (max. load it can resist without failure) to the strength of the unpunched plate in_________________?
47 / 50
Monte Carlo solutions in queuing theory are extremely useful in queuing problems_________________?
48 / 50
Inventory control in production, planning and control aims at________________?
49 / 50
Which tool is used to measure gap size in a rough alignment?
50 / 50
Francis turbine is best suited for_____________________?
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