### Related Questions

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# Strain is equal to (where l = Original length, and δl = Change in length)

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# When a body is subjected to a direct tensile stress (σ) in one plane, then maximum normal stress occurs at a section inclined at __________ to the normal of the section.

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# The value of modulus of elasticity for mild steel is of the order of

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# One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to

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# For a perfect gas, according to Boyle's law (where p = Absolute pressure, v = Volume, and T = Absolute temperature)

A. p v = constant, if T is kept constant

B. v/T = constant, if p is kept constant

C. p/T = constant, if v is kept constant

D. T/p = constant, if v is kept constant

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# The moment of resistance of a balanced reinforced concrete beam is based on the stresses in

C. Steel and concrete both

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# The intensity of stress which causes unit strain is called

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# Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant.

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# The temperature at which the volume of a gas becomes zero is called

A. Absolute scale of temperature

B. Absolute zero temperature

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# The efficiency of Stirling cycle is __________ Carnot cycle.

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# Second law of thermodynamics defines

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# According to Avogadro's law, the density of any two gases is __________ their molecular masses, if the gases are at the same temperature and pressure.

B. Directly proportional to

C. Inversely proportional to

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# In the torsion equation T/J = τ/r = Gθ/ L, the term J/R is called

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# The section modulus of a circular section about an axis through its C.G., is

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# Reversed Joule cycle is known as

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# One kg of carbon monoxide requires 4/7 kg of oxygen and produces

A. 11/3 kg of carbon dioxide gas

B. 7/3 kg of carbon monoxide gas

C. 11/7 kg of carbon dioxide gas

D. 8/3 kg of carbon monoxide gas

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# For a beam, as shown in the below figure, when the load W is applied in the centre of the beam, the maximum deflection is

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# The shape of cantilever for uniformly distributed load will be

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# According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.

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# The state of a substance whose evaporation from its liquid state is complete, is known as

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# The compression ratio is the ratio of

A. Swept volume to total volume

B. Total volume to swept volume

C. Swept volume to clearance volume

D. Total volume to clearance volume

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# The maximum tangential stress in a thick cylindrical shell is always _________ the internal pressure acting on the shell.

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# When the expansion or compression takes place according to the law pvn = C, the process is known as

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# The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as

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# The value of shear stress which is induced in the shaft due to the applied couple varies

A. From maximum at the centre to zero at the circumference

B. From zero at the centre to maximum at the circumference

C. From maximum at the centre to minimum at the circumference

D. From minimum at the centre to maximum at the circumference

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# The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, consists of

A. One right angled triangle

B. Two right angled triangles

C. One equilateral triangle

D. Two equilateral triangles

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# In case of an under-reinforced beam, the depth of actual neutral axis is __________ that of the critical neutral axis.

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# Hooke's law holds good up to

B. Limit of proportionality

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# The deformation of a bar under its own weight compared to the deformation of same body subjected to a direct load equal to weight of the body is

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# The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units)

A. Q_{1 - 2} = dU + W_{1 - 2}

B. Q_{1 - 2} = dU - W_{1 - 2}

C. Q_{1 - 2} = dU/W_{1 - 2}

D. Q_{1 - 2} = dU × W_{1 - 2}