CHEMICAL ENGINEERING BASICS QUIZ

Out of the following, the dimensionless quantity is

Specific weight

Viscosity

Mach number

Density

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a unit of time ?

Barn

Light year

Angstrom

None of these

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Buoyancy force depends on the __________ the liquid.

Displaced mass of

Depth of immersion in

Surface tension of

Viscosity of

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In age-hardenable alloys, maximum ductility is obtained

In as cast state

Immediately after solution treatment and subsequent quenching

After optimum ageing

After overageing

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Laser welding is widely employed in the __________ industries.

Electronic

Process

Heavy

Structural

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The best criterion for analysing an economic investment is the

Present value method

Rate of return criterion

Future value method

Salvage value

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

None of these

Index

Form co-efficient

Deflection

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Rankine cycle comprises of two isothermal and two __________ processes.

None of these

Polytropic

Isobaric

Isentropic

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Powder metallurgy is used to produce

Components of such alloys whose constituents do not form alloys readily

Porosity free components

High precision components with complex cavities and sharp features

Components of large size

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Paint spray gun works on the principle of

Bernoulli's theorem

Newton's law of viscosity

None of these

Boyle's law

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