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

Question

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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The efficiency of Joule cycle is

A. Greater than Carnot cycle

B. Less than Carnot cycle

C. Equal to Carnot cycle

D. None of these

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The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as

A. Dual combustion cycle

B. Diesel cycle

C. Atkinson cycle

D. Rankine cycle

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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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A column that fails due to direct stress, is called

A. Short column

B. Long column

C. Weak column

D. Medium column

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For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order

A. Dual cycle, Diesel cycle, Otto cycle

B. Otto cycle, Diesel cycle, Dual cycle

C. Dual cycle, Otto cycle, Diesel cycle

D. Diesel cycle, Otto cycle, Dual cycle

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In an extensive property of a thermodynamic system

A. Extensive heat is transferred

B. Extensive work is done

C. Extensive energy is utilised

D. None of these

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A concentrated load is one which

A. Acts at a point on a beam

B. Spreads non-uniformly over the whole length of a beam

C. Spreads uniformly over the whole length of a beam

D. Varies uniformly over the whole length of a beam

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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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The unit of energy is S. I. units is

A. Joule (J)

B. Joule metre (Jm)

C. Watt (W)

D. Joule/metre (J/m)

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Otto cycle is also known as

A. Constant pressure cycle

B. Constant volume cycle

C. Constant temperature cycle

D. Constant temperature and pressure cycle

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Which is the false statement about true stress strain method?

A. It does not exist

B. It is more sensitive to changes in both metallurgical and mechanical conditions

C. It gives a more accurate picture of the ductility

D. It can be correlated with stress strain values in other tests like torsion, impact, combined stress tests etc.

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Strain energy is the

A. Energy stored in a body when strained within elastic limits

B. Energy stored in a body when strained up to the breaking of a specimen

C. Maximum strain energy which can be stored in a body

D. Proof resilience per unit volume of a material

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In open cycle gas turbine plants

A. The indirect heat exchanger and cooler is avoided

B. Direct combustion system is used

C. A condenser is used

D. All of the above

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The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents

A. Heat absorbed

B. Heat rejected

C. Either (A) or (B)

D. None of these

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The efficiency and work ratio of a simple gas turbine cycle are

A. Very low

B. Low

C. High

D. Very high

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Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

A. Zeroth law of thermodynamics

B. First law of thermodynamics

C. Second law of thermodynamics

D. Kinetic theory of gases

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The heating of a gas at constant pressure is governed by

A. Boyle's law

B. Charles' law

C. Gay-Lussac law

D. Avogadro's law

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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 measurement of a thermodynamic property known as temperature is based on

A. Zeroth law of thermodynamics

B. First law of thermodynamics

C. Second law of thermodynamics

D. None of these

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The stress at which extension of the material takes place more quickly as compared to the increase in load is called

A. Elastic point of the material

B. Plastic point of the material

C. Breaking point of the material

D. Yielding point of the material

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Hooke's law holds good up to

A. Yield point

B. Limit of proportionality

C. Breaking point

D. Elastic limit

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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.

A. 0°

B. 30°

C. 45°

D. 90°

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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 bending equation is

A. M/I = σ/y = E/R

B. T/J = τ/R = Cθ/l

C. M/R = T/J = Cθ/l

D. T/l= τ/J = R/Cθ

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Workdone in a free expansion process is

A. Zero

B. Minimum

C. Maximum

D. Positive

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The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, 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 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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Producer gas is obtained by

A. Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast

B. Carbonisation of bituminous coal

C. Passing steam over incandescent coke

D. Passing air and a large amount of steam over waste coal at about 650°C

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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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When both ends of a column are fixed, the effective length is

A. Its own length

B. Twice its length

C. Half its length

D. 1/√2 × its length

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Accepted Answer

C. wl²/9√3

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

Correct Answer :

Show all Strength of Materials MCQ

Related Questions

The efficiency of Joule cycle is

The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as

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 column that fails due to direct stress, is called

For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order

In an extensive property of a thermodynamic system

A concentrated load is one which

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

The unit of energy is S. I. units is

Otto cycle is also known as

Which is the false statement about true stress strain method?

Strain energy is the

In open cycle gas turbine plants

The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents

The efficiency and work ratio of a simple gas turbine cycle are

Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

The heating of a gas at constant pressure is governed by

The buckling load for a given material depends on

The measurement of a thermodynamic property known as temperature is based on

The stress at which extension of the material takes place more quickly as compared to the increase in load is called

Hooke's law holds good up to

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.

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

The bending equation is

Workdone in a free expansion process is

The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called

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

Producer gas is obtained 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.

When both ends of a column are fixed, the effective length is

Also checkout

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

Correct Answer :

Show all Strength of Materials MCQ

Related Questions

The efficiency of Joule cycle is

The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as

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)

A column that fails due to direct stress, is called

For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order

In an extensive property of a thermodynamic system

A concentrated load is one which

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

The unit of energy is S. I. units is

Otto cycle is also known as

Which is the false statement about true stress strain method?

Strain energy is the

In open cycle gas turbine plants

The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents

The efficiency and work ratio of a simple gas turbine cycle are

Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

The heating of a gas at constant pressure is governed by

The buckling load for a given material depends on

The measurement of a thermodynamic property known as temperature is based on

The stress at which extension of the material takes place more quickly as compared to the increase in load is called

Hooke's law holds good up to

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.

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

The bending equation is

Workdone in a free expansion process is

The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called

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

Producer gas is obtained 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.

When both ends of a column are fixed, the effective length is

Also checkout

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)