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