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