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Chemical Engineering Basics

Chemical Engineering Basics
There are one octahedral void and __________ tetrahedral void in the closest packing of atoms.

Three
One
None of these
Two

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Chemical Engineering Basics
Unit of viscosity in CGS system is

Gm .cm⁻¹ sec⁻¹
Gm .cm⁻², sec⁻¹
Gm . cm . sec⁻¹
Gm . cm² . sec⁻²

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Chemical Engineering Basics
Rankine cycle comprises of two isothermal and two __________ processes.

Polytropic
Isentropic
Isobaric
None of these

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Chemical Engineering Basics
Scaling occurs in boiler tubes due to the fact that, the solubility of Ca(OH)₂ __________ with increasing temperature.

None of these
Increases
Decreases
Shows inversion of solubility

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Chemical Engineering Basics
Lead is poured into the joint between two __________ pipes.

Concrete
Cast iron
Asbestos cement
Mild steel

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Chemical Engineering Basics
Load cells used for the measurement of weight has

No moving parts and incurs negligible deflection under load
Compact & rugged construction with an accuracy of 0.1 to 1%
All of these
Provision of thermal compensation and is hermetically sealed

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