elastic limit
Young’s modulus
ultimate tensile strength
endurance limit
✅ The correct answer is option D.
Engineering MCQs
The gear train usually employed in clocks is a
simple gear train
reverted gear train
sun and planet gear
differential gear
✅ The correct answer is option B.
The coefficient of discharge for an external mouthpiece is
0.375
0.5
0.707
0.855
✅ The correct answer is option D.
The condition of refrigerant after leaving the compressor and before entering the condenser is superheated vapour.
Yes
No
✅ The correct answer is option A.
An error of 1% in measuring head over the apex of the notch (H) will produce an error of __________ in discharge over a triangular notch.
1%
1.50%
2%
2.50%
✅ The correct answer is option D.
In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole)
d
1.5 d
2 d
2.5 d
✅ The correct answer is option B.
The effective inhibitor of pre-ignition is
alcohol
water
lead
none of these
✅ The correct answer is option B.
The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads.
Correct
Incorrect
✅ The correct answer is option A.
In welding copper alloys with TIG arc welding
direct current with straight polarity is used
direct current with reversed polarity is used
alternating current is used
any one of these
✅ The correct answer is option A.