For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

Chemical Engineering Basics
For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

240000 J

60000 J

30000 J

90000 J

240000 J

60000 J

30000 J

90000 J

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Chemical Engineering Basics
In extrusion of metals, which of the following statement is true ?

Hollow ram is used for indirect extrusion

Speed of the extruded material is same as that of ram speed

Relative motion between the billet surface and the container wall is always present

Redundant work is a function of the die angle

Hollow ram is used for indirect extrusion

Speed of the extruded material is same as that of ram speed

Relative motion between the billet surface and the container wall is always present

Redundant work is a function of the die angle

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Chemical Engineering Basics
With increase in steam pressure, its specific volume decreases

Exponentially

Linearly

Slowly first and then rapidly

Rapidly first and then slowly

Exponentially

Linearly

Slowly first and then rapidly

Rapidly first and then slowly

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Chemical Engineering Basics
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively

Increases & decreases

Decreases & decreases

Increases & increases

Decreases & increases

Increases & decreases

Decreases & decreases

Increases & increases

Decreases & increases

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Chemical Engineering Basics
Ultimate strength in tension as compared to that in shear for steel is

Half

One fourth

One and half times

One third

Half

One fourth

One and half times

One third

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Chemical Engineering Basics
Powder metallurgy is used to produce

High precision components with complex cavities and sharp features

Components of such alloys whose constituents do not form alloys readily

Porosity free components

Components of large size

High precision components with complex cavities and sharp features

Components of such alloys whose constituents do not form alloys readily

Porosity free components

Components of large size

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Chemical Engineering Basics

Chemical Engineering Basics For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

Chemical Engineering Basics In extrusion of metals, which of the following statement is true ?

Chemical Engineering Basics With increase in steam pressure, its specific volume decreases

Chemical Engineering Basics When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively

Chemical Engineering Basics Ultimate strength in tension as compared to that in shear for steel is

Chemical Engineering Basics Powder metallurgy is used to produce

Chemical Engineering Basics
For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

Chemical Engineering Basics
In extrusion of metals, which of the following statement is true ?

Chemical Engineering Basics
With increase in steam pressure, its specific volume decreases

Chemical Engineering Basics
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively

Chemical Engineering Basics
Ultimate strength in tension as compared to that in shear for steel is

Chemical Engineering Basics
Powder metallurgy is used to produce