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