70% copper and 30% zinc
60% copper and 40% zinc
59% copper, 40% zinc and 1% tin
60.45% copper, 35.2% z
✅ The correct answer is option D.
Engineering MCQs
Air refrigerator works on
reversed Carnot cycle
Bell Coleman cycle
both (a) and ib)
none of these
✅ The correct answer is option C.
Muntz metal (Yellow brass) contains
70% copper and 30% zinc
60% copper and 40% zinc
59% copper, 40% zinc and 1% tin
60.45% copper, 35.2% z
✅ The correct answer is option B.
Which of the following is an intensive property of a thermodynamic system?
Volume
Temperature
Mass
Energy
✅ The correct answer is option B.
The specific weight of compressible fluids does not remain constant.
TRUE
FALSE
✅ The correct answer is option A.
Quenching is not necessary when hardening is done by
case hardening
flame hardening
nitriding
any one of these
✅ The correct answer is option C.
The atmospheric pressure at sea level is
103 kN/m2
10.3 m of water
760 mm of mercury
all of these
✅ The correct answer is option D.
Which of the following is a higher pair?
Belt and pulley
Turning pair
Screw pair
Sliding pair
✅ The correct answer is option A.
In the below figure, the point C represents
elastic limit
upper yield point
lower yield point
breaking point
✅ The correct answer is option C.
Which of the following parameter can be adjusted by modifying the tie-rod attachment length ?
Camber
Caster
Toe
Steering gear ratio
✅ The correct answer is option C.