It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

It is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

It is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body

None of the above

**The bending moment at a point on a beam is the algebraic ________ of all the moments on either side…****The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and…****When a body is subjected to a direct tensile stress (σ) in one plane, then maximum normal stress…****The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease…****The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is…****Two shafts 'A' and 'B' transmit the same power. The speed of shaft 'A' is 250 r.p.m. and that of shaft…****Resilience is the****A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3,…****Stirling cycle consists of****The section modulus of a circular section about an axis through its C.G., is****The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar…****In S. I. units, the value of the universal gas constant is****Workdone during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature…****Which of the following gas is mostly used in town for street and domestic lighting and heating?****The heat and mechanical energies are mutually convertible. This statement was established by****Kerosene is distilled at****First law of thermodynamics deals with****Which of the following has the highest calorific value?****The strain energy stored in a solid circular shaft subjected to shear stress (τ), is: (Where G…****According to Euler's column theory, the crippling load for a column of length (l) with one end fixed…****After reaching the yielding stage while testing a mild steel specimen, strain****A hollow shaft of same cross-section area as compared to a solid shaft transmit****When the expansion or compression takes place according to the law pvn = C, the process is known as****A cube subjected to three mutually perpendicular stress of equal intensity p expenses a volumetric strain****The maximum tangential stress in a thick cylindrical shell is always _________ the internal pressure…****Volumetric strain for a rectangular specimen of length l, breadth b and thickness t subjected to a pull…****A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m,…****A series of operations, which takes place in a certain order and restore the initial conditions at the…****The absolute zero pressure can be attained at a temperature of****The radius of the Mohrs circle in the given figure is equal to**