✅ The correct answer is option D.
Engineering MCQs
Select the wrong statement
An equivalent pipe is treated as an ordinary pipe for all calculations
The length of an equivalent pipe is equal to that of a compound pipe
The discharge through an equivalent pipe is equal to that of a compound pipe
The diameter of an equ
✅ The correct answer is option D.
In worm gears, the pressure angle is half the angle between two inclined faces in axial plane.
Correct
Incorrect
✅ The correct answer is option A.
Vulcanizing means
heating rubber under pressure
spraying with special paint
melting rubber while stirring it
none of these
✅ The correct answer is option A.
The calorific value of gaseous fuel is expressed in
kJ
kJ/kg
kJ/m2
kJ/m3
✅ The correct answer is option D.
The velocity of the belt for maximum power is (where m = Mass of the belt in kg per metre length)
✅ The correct answer is option C.
A material is stressed within elastic limit and its linear strain is double as compared to lateral strain. The ratio of its Bulk modulus to Young’s modulus will be equal to one.
Correct
Incorrect
✅ The correct answer is option B.
In case of flow through parallel pipes,
the head loss for all the pipes is same
the total discharge is equal to the sum of discharges in the various pipes
the total head loss is the sum of head losses in the various pipes
Both (A) and (B)
✅ The correct answer is option D.
If the body falls freely under gravity, then the gravitational acceleration is taken as
+8.9 m/s2
-8.9 m/s2
+9.8 m/s2
-9.8 m/s2
✅ The correct answer is option C.
In radial bearings, the load acts __________ to the axis of rotation.
parallel
perpendicular
✅ The correct answer is option B.