Mechanical Engineering Quiz 37
1 / 50
Most high speed compression engines operate on ___________________?
2 / 50
Hooke?s law holds good up to____________________?
3 / 50
CPM has following time estimate__________________
4 / 50
The pressure ratio of an ideal vaned compressor with increase in mass flow rate_________________?
5 / 50
The function of a distributor in an automobile is to__________________?
6 / 50
Monel metal contains_________________?
7 / 50
Basic tool in work study is __________________?
8 / 50
Cyaniding is the process of________________?
9 / 50
Total heat is the heat required to__________________?
10 / 50
The property by virtue of which a liquid opposes relative motion between its different layers is called_________________?
11 / 50
Water gas is produced by ___________________ ?
12 / 50
During peak load periods, the best method of controlling compressors is___________________?
13 / 50
Hydrometer is used to determine____________________?
14 / 50
The ratio of work doen per cycle to the swept volume in case of compressor is called ______________?
15 / 50
At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be_________________?
16 / 50
White cast iron contains carbon in the form of__________________?
17 / 50
The concept of overall coefficient of heat transfer is used in case of heat transfer by________________?
18 / 50
Viscosity of water in comparison to mercury is_________________?
19 / 50
Heat transfer takes place as per ________________?
20 / 50
Kelvin Planck?s law deals with___________________?
21 / 50
Low specific speed of a pump implies it is____________________?
22 / 50
The temperature of flue gases at air heater outlet should be__________________?
23 / 50
For a body floating in a liquid the normal pressure exerted by the liquid acts at ____________________?
24 / 50
The equivalent evaporation of a boiler is a measure to compare _________________?
25 / 50
When heat is transferred form hot body to cold body, in a straight line, without affecting the intervening medium, it is referred as heat transfer by __________________?
26 / 50
Dow metal contains____________________?
27 / 50
Lead is poured into the joint between two pipes. These pipes may be made of____________________?
28 / 50
The algebraic sum of moments of the forces forming couple about any point in their plane is_________________?
29 / 50
A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ?
30 / 50
The emissive power of a body depends upon its___________________?
31 / 50
The function of cutting oil when threading a pipe is to___________________?
32 / 50
The assumption in PERT is__________________?
33 / 50
Addition of heat at constant pressure to a gas results in________________?
34 / 50
The disadvantage of product layout is_________________?
35 / 50
One watt is equal to__________________?
36 / 50
In convection heat transfer from hot flue gases to water tube, even though flow may be turbulent, a laminar flow region (boundary layer of film) exists close to the tube. The heat transfer through this film takes place by___________________?
37 / 50
Slack of various events on the critical path in PERT/CPM chart___________________?
38 / 50
The time required to complete a task is established and a bonus is paid to the worker for every hour he saves from the established time required. This type of incentive plan is known as_________________?
39 / 50
The indicator using Watt mechanism is known as________________?
40 / 50
Which is false statement about properties of aluminium ___________________?
41 / 50
What will be the volume of air at 327?C if its volume at 27?C is 1.5 m3/mt ?
42 / 50
The blades of gas turbine are made of_________________?
43 / 50
The equation of continuity holds good when the flow____________________?
44 / 50
Gnatt charts provide information about_____________?
45 / 50
The cold working of metals is carried out_________________?
46 / 50
Polar moment of inertia (IP) of ac disc is to ht determined by suspen by a wire and noting the frequei oscillations (f) ?
47 / 50
Puck up the wrong statement about centrifugal pump_______________?
48 / 50
In vapor compression cycle the condition off refrigerant is dry saturated vapor________________?
49 / 50
Motion of a liquid in a volute casing of a centrifugal pump is an example of____________________?
50 / 50
If there are L number of links in a mechanism then number of possible inversions is equal to_______________?
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