CHEMICAL ENGINEERING BASICS QUIZ

A suitable lubricant used for watches is

Grease

Metallic soap solution

Hazel-nut oil

Palm oil

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Which of the following heat treatment processes is usually applied to castings ?

Annealing

Tempering

Carburising

Normalising

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Gantt charts are used for streamlining the

Production schedule

Sales forecasting

Inventory control

Quality control

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Castability of aluminium is increased by the addition of __________ in it.

Lead

Manganese

Bismuth

Silicon

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Routing in production, planning & control is concerned with the

Balancing of load on machines

Authorisation of work to be performed

Progress of work performed

Sequence of operation to be performed

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If the head is doubled in & centrifugal pump, the power required will increase in the ratio of

23

23/2

21/3

25/2

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Which of the following will resist maxi-mum shock & vibration without cracking?

White cast iron

Graphite

Malleable iron

Grey cast iron

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Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the

Density of the fluid

Diameter of the pipe

Velocity of the fluid

Length of the pipe

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Air standard Otto cycle is more efficient than the diesel cycle for the same

Heat addition & compression ratio

Compression ratio & pressure

Cylinder dimension & rpm

Heat addition & pressure

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Unit of viscosity in CGS system is

Gm .cm⁻², sec⁻¹

Gm .cm⁻¹ sec⁻¹

Gm . cm² . sec⁻²

Gm . cm . sec⁻¹

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