[A]. degree of supersaturation
[B]. degree of superheat
[C]. degree of undercooling
[D]. none of these
✅ The correct answer is option C.
Engineering
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18582. The compression ratio in a gas turbine is
[A]. 4
[B]. 1
[C]. 9
[D]. 12
✅ The correct answer is option B.
18583. Which of the following represents Otto cycle on temperature – entropy (T – s) diagram?
[A].
[B].
[C].
[D].
✅ The correct answer is option C.
18584. The behaviour of a perfect gas, undergoing any change in the variables which control physical properties, is governed by
[A]. Boyle’s law
[B]. Charles’ law
[C]. Gay-Lussac law
[D]. all of these
✅ The correct answer is option D.
18585. Which of the following process of steel making is in operation at Tata Iron and Steel Works, Jamshedpur?
[A]. Bessemer process
[B]. Open hearth process
[C]. Duplex process
[D]. Electric process
✅ The correct answer is option C.
18586. In oblique cutting system, the maximum chip thickness occurs at the middle.
[A]. Correct
[B]. Incorrect
null
null
✅ The correct answer is option B.
18587. The stress at which the extension of the material takes place more quickly as compared to the increase in load, is called
[A]. elastic limit
[B]. yield point
[C]. ultimate point
[D]. breaking point
✅ The correct answer is option B.
18588. The atomic mass of oxygen is
[A]. 12
[B]. 14
[C]. 16
[D]. 32
✅ The correct answer is option C.
18589. The predominent isotope of the naturally occuring element is
[A]. U235
[B]. U238
[C]. Pu233
[D]. Pu239
✅ The correct answer is option B.
18590. Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpendicular to its length is
[A].
[B].
[C].
[D].
✅ The correct answer is option D.