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