Mechanical Engineering Quiz 10
1 / 50
A key is subjected to side pressure as well at shearing forces. These pressures are called_________________?
2 / 50
Thermal conductivity of wood depends on_______________?
3 / 50
Structural steel contains following principal alloying elements__________________?
4 / 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___________________?
5 / 50
Turn buckle has____________________?
6 / 50
Solids and liquids have___________________?
7 / 50
In vapor compression refrigeration system, refrigerant occurs as liquid between_________________?
8 / 50
The efficiency of a nuclear power plant in comparsion to a conventional thermal power plant is________________?
9 / 50
Corioli?s component of acceleration exists whenever a point moves along a path that has________________?
10 / 50
The pour point of diesel oil must be_________________?
11 / 50
Which of the following is independent of sales forecast______________?
12 / 50
Kinematic pairs are those which have two elements that ______________?
13 / 50
The composition of silver solder is ___________________?
14 / 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________________?
15 / 50
A diesel engine has_________________?
16 / 50
The Ackermann steering mechanism is preferred to the Davis type in automobiles because____________________?
17 / 50
Wrought iron is________________?
18 / 50
Kinematic viscosity is equal to_________________?
19 / 50
Which tool is used to measure gap size in a rough alignment?
20 / 50
Free air is the air at________________?
21 / 50
In actual machines_____________________?
22 / 50
In axial flow fans and turbines, fluid enters and leaves as follows________________?
23 / 50
Pick up the correct statement about relationship between various floats______________________?
24 / 50
Inventory control in production, planning and control aims at________________?
25 / 50
Amongst the following, the fissionable materials are________________?
26 / 50
Francis turbine is best suited for_____________________?
27 / 50
Blast furnace produces following by reduction of iron ore_______________?
28 / 50
Pulverized fuel is used for___________________?
29 / 50
Petrol is distilled at a temperature in range of__________________?
30 / 50
The ultimate tensile strength of low carbon steel by working at a high strain rate will_________________?
31 / 50
A neutral flame is obtained by supplying___________________?
32 / 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_________________?
33 / 50
The compression ratio in a gas turbine is of the roder of____________________?
34 / 50
As a result of detonation in an I.C engine, following parameter attains very high value _____________________?
35 / 50
Which is correct statement about reaction time for autoignition of fuel and the fuel air ratio__________________?
36 / 50
I.S. specifies following total number of grades of tolerances__________________?
37 / 50
Connecting rod is usually made of_________________?
38 / 50
On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be___________________?
39 / 50
In which case the air-fuel ratio is likely to be maximum _________________?
40 / 50
A diesel engine as compared to petrol engine (both running ar rated load) is ____________________?
41 / 50
Elastic nut is a locking device in which__________________?
42 / 50
Inertia force acts___________________?
43 / 50
In PERT analysis, critical path is obtained by joining events having___________________?
44 / 50
Pick up the wrong statement?
45 / 50
The metallic structure of mild steel is_________________?
46 / 50
Gnatt charts are used for_________________?
47 / 50
In order that a cycle be reversible, following must be satisfied ________________?
48 / 50
Monte Carlo solutions in queuing theory are extremely useful in queuing problems_________________?
49 / 50
The normal stress is same in all directions at a point in a fluid_______________?
50 / 50
Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?
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