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