short column
long column
weak column
medium column
✅ The correct answer is option A.
Mechanical Engineering MCQs
The brown smoke during the operation of a bessemer Converter indicates that the
air is burning out silicon and managanese
silicon and manganese has burnt and carbon has started oxidising
the converter must be titled to remove the contents of the converter
the brown smoke does n
✅ The correct answer is option A.
During idling, a petrol engine requires __________ mixture.
lean
rich
chemically correct
✅ The correct answer is option B.
In the below figure, the plastic range occurs
before point A
beyond point A
between points A and D
between points D and E
✅ The correct answer is option B.
The rigid suspension is beneficial when
it is desired to reduce the unsprung mass
it is desired to have more flexibility in design
it is desired to improve tyre-to-ground contact characteristics
large changes in load
✅ The correct answer is option D.
When a cylinder is subjected to a very high internal fluid pressure, the thin cylinder should be used.
Correct
Incorrect
✅ The correct answer is option B.
Both the Ericsson and Joule’s cycle have two constant pressure processes.
TRUE
FALSE
✅ The correct answer is option A.
The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to
half the depth
half the breadth
twice the depth
twice the breadth
✅ The correct answer is option A.
Delivery head of a centrifugal pump is
directly proportional to N
inversely proportional to N
directly proportional to N2
inversely proportional
✅ The correct answer is option C.