Bolt
Tap bolt
Stud
none of these
✅ The correct answer is option C.
Mechanical Engineering MCQs
The characteristic that is enhanced by the honing of cylinder sleeves inner surface is
cooling efficiency
resistance to wear
lubrication performance
none of these
✅ The correct answer is option C.
Diesel as compared to petrol is
highly ignitable
more difficult to ignite
less difficult to ignite
none of these
✅ The correct answer is option B.
Crater wear is mainly due to the phenomenon known as
adhesion of metals
oxidation of metals
diffusion of metals
all of these
✅ The correct answer is option C.
The ratio of the heat equivalent to one kW hour to the heat in fuel per B.P. hour is termed as brake thermal efficiency.
Yes
No
✅ The correct answer is option A.
Travel charts are used to
analyse material handling
determine inventory control difficulties
plan material handling procedure and routes
all of the above
✅ The correct answer is option D.
The discharge through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel.
0.34 times
0.67 times
0.81 times
0.95 times
✅ The correct answer is option D.
Which of the following governor is used to drive a gramophone?
Watt governor
Porter governor
Pickering governor
Hartnell governor
✅ The correct answer is option C.
The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is
0.086
1.086
3.086
4.086
✅ The correct answer is option B.