Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity)

Process Equipment and Plant Design
Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity)

Σ

E/σ

Σ/E

E

Σ

E/σ

Σ/E

E

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Process Equipment and Plant Design
A rivetted joint does not fail by __________ of rivets.

Tearing

None of these

Tearing of the plate across a row

Shearing

Tearing

None of these

Tearing of the plate across a row

Shearing

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Process Equipment and Plant Design
Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation

Increases capacity

Increases economy

Does not affect the capacity

Both B & C

Increases capacity

Increases economy

Does not affect the capacity

Both B & C

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Process Equipment and Plant Design
Removable connection of tubes to tube sheet is called

Socket

Nipple

Ferrule

Saddle

Socket

Nipple

Ferrule

Saddle

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Process Equipment and Plant Design
Bubble cap tray is the most commonly used tray in large distillation column, because

Of its flexibility and nearly constant efficiency under varying conditions of operation

None of these

It eliminates the foaming and entrain-ment tendency during operation

It incurs less pressure drop as compared to any other try designed for the same duty

Of its flexibility and nearly constant efficiency under varying conditions of operation

None of these

It eliminates the foaming and entrain-ment tendency during operation

It incurs less pressure drop as compared to any other try designed for the same duty

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Process Equipment and Plant Design
The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure.

3 to 4

1.5 to 2

>5

4 to 5

3 to 4

1.5 to 2

>5

4 to 5

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Process Equipment and Plant Design

Process Equipment and Plant Design A rivetted joint does not fail by __________ of rivets.

Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation

Process Equipment and Plant Design Removable connection of tubes to tube sheet is called

Process Equipment and Plant Design Bubble cap tray is the most commonly used tray in large distillation column, because

Process Equipment and Plant Design The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure.

Process Equipment and Plant Design
A rivetted joint does not fail by __________ of rivets.

Process Equipment and Plant Design
Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation

Process Equipment and Plant Design
Removable connection of tubes to tube sheet is called

Process Equipment and Plant Design
Bubble cap tray is the most commonly used tray in large distillation column, because

Process Equipment and Plant Design
The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure.