A beam which is fixed at one end and free at the other is called

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A beam which is fixed at one end and free at the other is called

A. Simply supported beam

B. Fixed beam

C. Overhanging beam

D. Cantilever beam

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Which of the following is correct?

A. Gauge pressure = Absolute pressure + Atmospheric pressure

B. Absolute pressure = Gauge pressure + Atmospheric pressure

C. Absolute pressure = Gauge pressure - Atmospheric pressure

D. Atmospheric pressure = Absolute pressure + Gauge pressure

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When a bar is cooled to - 5°C, it will develop

A. No stress

B. Shear stress

C. Tensile stress

D. Compressive stress

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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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The property of a material by virtue of which it can be beaten or rolled into plates is called

A. Malleability

B. Ductility

C. Plasticity

D. Elasticity

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The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will

A. Increase

B. Decrease

C. Remain unchanged

D. Increase/decrease depending on application

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The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is

A. Same

B. Twice

C. Four times

D. Eight times

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When a body is subjected to biaxial stress i.e. direct stresses (σ_x) and (σ_y) in two mutually perpendicular planes accompanied by a simple shear stress (τ_xy), then maximum normal stress is

A. (σ_x + σ_y)/2 + (1/2) × √[(σ_x - σ_y)² + 4 τ²_xy]

B. (σ_x + σ_y)/2 - (1/2) × √[(σ_x - σ_y)² + 4 τ²_xy]

C. (σ_x - σ_y)/2 + (1/2) × √[(σ_x + σ_y)² + 4 τ²_xy]

D. (σ_x - σ_y)/2 - (1/2) × √[(σ_x + σ_y)² + 4 τ²_xy]

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The gas constant (R) is equal to the __________ of two specific heats.

A. Sum

B. Difference

C. Product

D. Ratio

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The value of gas constant (R) in S. I. units is

A. 0.287 J/kgK

B. 2.87 J/kgK

C. 28.7 J/kgK

D. 287 J/kgK

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A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called

A. Isothermal process

B. Hyperbolic process

C. Adiabatic process

D. Polytropic process

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A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The stress induced in the copper bar will be

A. Tensile

B. Compressive

C. Shear

D. Zero

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A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as

A. Cracking

B. Carbonisation

C. Fractional distillation

D. Full distillation

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Elasticity of Mild Steel specimen is defined by

A. Hookes law

B. Yield point

C. Plastic flow

D. Proof stress

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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.

A. Equal to

B. Directly proportional to

C. Inversely proportional to

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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According to Avogadro's law

A. The product of the gas constant and the molecular mass of an ideal gas is constant

B. The sum of partial pressure of the mixture of two gases is sum of the two

C. Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules

D. All of the above

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The heating of gas at constant volume is governed by

A. Boyle's law

B. Charles' law

C. Gay-Lussac law

D. Avogadro's law

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The heat and mechanical energies are mutually convertible. This statement was established by

A. Boyle

B. Charles

C. Joule

D. None of these

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The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is

A. Zero

B. wl/4

C. wl/2

D. wl²/2

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In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The changes required in key will be

A. Increase key length

B. Increase key depth

C. Increase key width

D. Double all the dimensions

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Which of the following is an intensive property of a thermodynamic system?

A. Volume

B. Temperature

C. Mass

D. Energy

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The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle)

A. (T₁/T₂) - 1

B. 1 - (T₁/T₂)

C. 1 - (T₂/T₁)

D. 1 + (T₂/T₁)

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In a uniform bar, supported at one end in position, the maximum stress under self weight of bar shall occur at the

A. Middle of bar

B. Supported end

C. Bottom end

D. None of these

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When a gas is heated at constant volume

A. Its temperature will increase

B. Its pressure will increase

C. Both temperature and pressure will increase

D. Neither temperature nor pressure will increase

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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. pv^γ = C

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Workdone during adiabatic expansion is given by (where p₁ v₁, T₁ = Pressure, volume and temperature for the initial condition of gas, p_2, v₂, T₂ = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats)

A. (p₁ v₁ - p₂ v₂)/(γ - 1)

B. [m R (T₁ - T₂)] /(γ - 1)

C. [m R T₁/(γ - 1)][1 - (p₂ v₂ /p₁ v₁)]

D. All of these

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The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively)

A. (p - 2d) t × σ_c

B. (p - d) t × τ

C. (p - d) t × σ_t

D. (2p - d) t × σ_t

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When it is indicated that a member is elastic, it means that when force is applied, it will

A. Not deform

B. Be safest

C. Stretch

D. Not stretch

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Shear stress induced in a shaft subjected to tension will be

A. Maximum at periphery and zero at center

B. Maximum at center

C. Uniform throughout

D. None of the above

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The materials having same elastic properties in all directions are called

A. Ideal materials

B. Uniform materials

C. Isotropic materials

D. Piratical materials

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Accepted Answer

D. Cantilever beam

A beam which is fixed at one end and free at the other is called

Correct Answer :

Show all Strength of Materials MCQ

Related Questions

Which of the following is correct?

When a bar is cooled to - 5°C, it will develop

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

The property of a material by virtue of which it can be beaten or rolled into plates is called

The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will

The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is

When a body is subjected to biaxial stress i.e. direct stresses (σ_x) and (σ_y) in two mutually perpendicular planes accompanied by a simple shear stress (τ_xy), then maximum normal stress is

The gas constant (R) is equal to the __________ of two specific heats.

The value of gas constant (R) in S. I. units is

A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called

A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The stress induced in the copper bar will be

A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as

Elasticity of Mild Steel specimen is defined by

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.

Which of the following is the correct statement?

According to Avogadro's law

The heating of gas at constant volume is governed by

The heat and mechanical energies are mutually convertible. This statement was established by

The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is

In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The changes required in key will be

Which of the following is an intensive property of a thermodynamic system?

The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle)

In a uniform bar, supported at one end in position, the maximum stress under self weight of bar shall occur at the

When a gas is heated at constant volume

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

Workdone during adiabatic expansion is given by (where p₁ v₁, T₁ = Pressure, volume and temperature for the initial condition of gas, p_2, v₂, T₂ = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats)

The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively)

When it is indicated that a member is elastic, it means that when force is applied, it will

Shear stress induced in a shaft subjected to tension will be

The materials having same elastic properties in all directions are called

Also checkout

A beam which is fixed at one end and free at the other is called

Correct Answer :

Show all Strength of Materials MCQ

Related Questions

Which of the following is correct?

When a bar is cooled to - 5°C, it will develop

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

The property of a material by virtue of which it can be beaten or rolled into plates is called

The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will

The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is

When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then maximum normal stress is

The gas constant (R) is equal to the __________ of two specific heats.

The value of gas constant (R) in S. I. units is

A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called

A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The stress induced in the copper bar will be

A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as

Elasticity of Mild Steel specimen is defined by

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.

Which of the following is the correct statement?

According to Avogadro's law

The heating of gas at constant volume is governed by

The heat and mechanical energies are mutually convertible. This statement was established by

The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is

In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The changes required in key will be

Which of the following is an intensive property of a thermodynamic system?

The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle)

In a uniform bar, supported at one end in position, the maximum stress under self weight of bar shall occur at the

When a gas is heated at constant volume

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

Workdone during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats)

The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively)

When it is indicated that a member is elastic, it means that when force is applied, it will

Shear stress induced in a shaft subjected to tension will be

The materials having same elastic properties in all directions are called

Also checkout

When a body is subjected to biaxial stress i.e. direct stresses (σ_x) and (σ_y) in two mutually perpendicular planes accompanied by a simple shear stress (τ_xy), then maximum normal stress is

Workdone during adiabatic expansion is given by (where p₁ v₁, T₁ = Pressure, volume and temperature for the initial condition of gas, p_2, v₂, T₂ = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats)