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4

For riveting, the size of hole drilled in plates is __________ shank diameter of rivet.

A. Equal to

B. Less than

C. Greater than

D. None of these

Correct Answer :

C. Greater than


Related Questions

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An isothermal process is governed by

A. Boyle's law

B. Charles' law

C. Gay-Lussac law

D. Avogadro's law

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The gas constant (R) is equal to the

A. Sum of two specific heats

B. Difference of two specific heats

C. Product of two specific heats

D. Ratio of two specific heats

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A fletched beam is used to

A. Change the shape of the beam

B. Effect the saving in material

C. Equalise the strength in tension and compression

D. Increase the cross-section of the beam

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4

The gas turbine cycle with regenerator improves

A. Thermal efficiency

B. Work ratio

C. Avoids pollution

D. None of these

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The buckling load for a given material depends on

A. Slenderness ratio and area of cross-section

B. Poisson's ratio and modulus of elasticity

C. Slenderness ratio and modulus of elasticity

D. Slenderness ratio, area of cross-section and modulus of elasticity

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The stress induced in a body, when suddenly loaded, is ________ the stress induced when the same load is applied gradually.

A. Equal to

B. One-half

C. Twice

D. Four times

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

A. Vapour

B. Perfect gas

C. Air

D. Steam

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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

C. Absolute temperature

D. None of these

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Which of the following is the correct statement?

A. For a given compression ratio, both Otto and Diesel cycles have the same efficiency.

B. For a given compression ratio, Otto cycle is more efficient than Diesel cycle.

C. For a given compression ratio, Diesel cycle is more efficient than Otto cycle.

D. The efficiency of Otto or Diesel cycle has nothing to do with compression ratio.

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

A. l/δl

B. δl/l

C. l.δl

D. l + δl

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4

The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called

A. Specific heat at constant volume

B. Specific heat at constant pressure

C. kilo-Joule

D. None of these

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The molecular mass expressed in gram (i.e. 1 g - mole) of all gases, at N. T. P., occupies a volume of

A. 0.224 litres

B. 2.24 litres

C. 22.4 litres

D. 224 litres

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4

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 variables which control the physical properties of a perfect gas are

A. Pressure exerted by the gas

B. Volume occupied by the gas

C. Temperature of the gas

D. All of these

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A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other half, as shown in the below figure. If the rotation of B relative to A is 0.1 radian, the rotation of C relative to B will be

A. 0.4 radian

B. 0.8 radian

C. 1.6 radian

D. 3.2 radian

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4

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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The general law for the expansion or compression of gases, is

A. pv = C

B. pv = m R T

C. pvn = C

D. pvγ = C

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A double strap butt joint with equal straps is

A. Always in single shear

B. Always in double shear

C. Either in single shear or double shear

D. None of these

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4

Which of the following cycles is not a reversible cycle?

A. Carnot

B. Ericsson

C. Stirling

D. None of the above

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4

The maximum bending moment for the beam shown in the below figure, is

A. wl²/3√3

B. wl²/6√3

C. wl²/9√3

D. wl²/12√3

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4

In a steady flow process, the ratio of

A. Heat transfer is constant

B. Work transfer is constant

C. Mass flow at inlet and outlet is same

D. All of these

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Percentage reduction in area performing tensile test on cast iron may be of the order of

A. 50 %

B. 25 %

C. 20 %

D. 30 %

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The ratio of lateral strain to the linear strain within elastic limit is known as

A. Young's modulus

B. Bulk modulus

C. Modulus of rigidity

D. Poisson's ratio

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4

For riveting, the size of hole drilled in plates is __________ shank diameter of rivet.

A. Equal to

B. Less than

C. Greater than

D. None of these

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4

The universal gas constant (or molar constant) of a gas is the product of

A. Molecular mass of the gas and the gas constant

B. Atomic mass of the gas and the gas constant

C. Molecular mass of the gas and the specific heat at constant pressure

D. Molecular mass of the gas and the specific heat at constant volume

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If the value of n = 0 in the equation pvn = C, then the process is called

A. Constant volume process

B. Adiabatic process

C. Constant pressure process

D. Isothermal process

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A cylindrical section having no joint is known as

A. Joint less section

B. Homogeneous section

C. Perfect section

D. Seamless section

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The volumetric or molar specific heat at constant pressure is the product of

A. Molecular mass of the gas and the specific heat at constant volume

B. Atomic mass of the gas and the gas constant

C. Molecular mass of the gas and the gas constant

D. None of the above

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4

For which material the Poisson's ratio is more than unity

A. Steel

B. Copper

C. Aluminium

D. None of the above

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The bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length is __________ at the fixed end.

A. wl/4

B. wl/2

C. wl

D. wl²/2