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