Mechanical Engineering Quiz 6
1 / 50
Percentage reduction of area in performing tensile test on cast iron may be of the order of__________________?
2 / 50
The specific fuel consumption for a petrol engine first decreases with increase in fuel air ratio and then increases with further increase in fuel air ratio. The minimum value occurs in the range of__________________?
3 / 50
Nodular iron has____________________?
4 / 50
The domestic refrigerator uses following type of compressor ____________________?
5 / 50
Routing is essential in the following type of industry_________________?
6 / 50
Unit of thermal diffusivity is_________________?
7 / 50
The behaviour of gases can be fully determined by___________________?
8 / 50
The air entry velocity m a rocket as compared to aircraft is_________________?
9 / 50
Isochoric process is one in which___________________?
10 / 50
In a compressor, free air delivered is the actual volume delivered at the stated pressure reduced to ____________________?
11 / 50
The pressure at which latent heat of vaporisation of water is zero, is_________________?
12 / 50
I kgf/cm2 is equal to________________?
13 / 50
Diesel engine can work on very lean air fuel ratio of the order of 30 : 1. A petrol engine can also work on such a lean ratio provided__________________?
14 / 50
The process layout is best suited where______________?
15 / 50
The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will__________________?
16 / 50
Two coplanar couples having equal and opposite moments_________________?
17 / 50
According to fan laws, for the fans having constant wheel diameters, the power demand varies_______________?
18 / 50
Volumetric efficiency of air compressors is of the order of________________?
19 / 50
Heat is transferred by all three modes of transfer, viz, conduction, convection and radiation in _________________?
20 / 50
Ethyl fluid is used_______________________?
21 / 50
Which of the following pipes is least corrosion resistant__________________?
22 / 50
Which of the following is the property of a system___________________?
23 / 50
Taps, dies and drills contain carbon________________?
24 / 50
For fluctuating loads, welsuited bearing is_________________?
25 / 50
Highest temperature encountered in refrigeration cycle should be________________?
26 / 50
Center of pressure on an inclined plane is___________________?
27 / 50
The amount of heat flow through a body by conduction is_______________?
28 / 50
The artificial activity; which indicates that an activity following it cannot be started unless, the preceding activity is complete, is known as_________________?
29 / 50
In mottled cast iron, carbon is available in__________________?
30 / 50
Which of the following engines can work on very lean mixture__________________?
31 / 50
Fusible plug for boilers is made of fusible metal containing tin, lead, and___________________?
32 / 50
Center of gravity of a thin hollow cone lies on the axis at a height of ___________________?
33 / 50
The cam shaft of a four stroke I. engine running at 1500 rmp will run at __________________?
34 / 50
Axial flow compressor resembles____________________ ?
35 / 50
From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate____________________?
36 / 50
Automobile steering gear is an example of____________________?
37 / 50
In jet engines the products of combustion after passing through the gas lurbine are discharged into_______________?
38 / 50
Pick up the wrong statement ?
39 / 50
The unit of power in S.I. units is______________?
40 / 50
In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is________________________?
41 / 50
Inventory management consists of__________________?
42 / 50
The compression ratio of motor cars is___________________?
43 / 50
An ideal air compressor cycle without clearance on p-v diagram can be represented by following processes________________?
44 / 50
The value of shear stress which is induced in the shaft due to the applied couple varies____________________?
45 / 50
Sense of tangential acceleration of a link_________________?
46 / 50
If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as__________________?
47 / 50
Motion study involves analysis of________________?
48 / 50
Out of the following, from where you will prefer to take intake for air compressor_________________?
49 / 50
A fast breeder reactor__________________?
50 / 50
The diameter of internal flue tubes in a Lancashire boiler compared to its shell is_________________?
Provide Your Information
Your score is
The average score is 66%
Restart quiz
