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Chemical Engineering Basics

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

Cast iron
Steel
Plastic
Concrete

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Chemical Engineering Basics
Coke is added in the blast furnace to

None of these
Increase the fluidity of slag
Reduce & melt the iron ore
Remove sulphur & phosphorus from molten metal

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

Cylinder dimension & rpm
Heat addition & pressure
Compression ratio & pressure
Heat addition & compression ratio

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Chemical Engineering Basics
Two wires of the same radius & material having length in the ratio of 1 : 2 are stretched by the same force. The strain produced in the two wires will be in the ratio of

0.084027777777778
0.043055555555556
0.042361111111111
0.044444444444444

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Chemical Engineering Basics
Function of feed check valve in a boiler is to

Regulate the water flow to boiler
Prevent the back flow of water
Facilitate circulation of high pressure feed water
Check the water level in the boiler drum

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Chemical Engineering Basics
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

More
Either more or less; depends on the climatic conditions
Same
Less

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