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Chemical Engineering Basics

Chemical Engineering Basics
The ratio of coil diameter to wire diameter of a spring is called the spring

Index
Form co-efficient
None of these
Deflection

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Chemical Engineering Basics
Buoyancy force depends on the __________ the liquid.

Depth of immersion in
Surface tension of
Viscosity of
Displaced mass of

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Chemical Engineering Basics
A suitable lubricant used for watches is

Palm oil
Hazel-nut oil
Grease
Metallic soap solution

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Chemical Engineering Basics
The process of removal of scale formed during hot rolling of steel is termed as

Shot blasting
Skimming
Descaling
Pickling

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Chemical Engineering Basics
During sensible cooling of air, its wet bulb temperature

Decreases but dew point remains constant
Decreases & the dew point increases
Increases & the dew point decreases
Increases but dew point remains constant

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Chemical Engineering Basics
In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following :

Blast of air
Rain of molten lead
Mixture of water and air
Jet of water at high pressure

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