Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

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51.
Cold chiesel & hammers are made of

A. High speed steel

B. High carbon steel

C. Forged steel

D. Mild steel

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52.
In a casting, cold shut defect is caused by

A. Low pounhg temperature

B. Melt-mould reactions

C. Faulty gating system

D. Very low mould permeability

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53.
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

A. More

B. Less

C. Same

D. Either more or less; depends on the climatic conditions

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54.
Routing in production, planning & control is concerned with the

A. Sequence of operation to be performed

B. Progress of work performed

C. Authorisation of work to be performed

D. Balancing of load on machines

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55.
The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by

A. Decreasing the surface area of the electrodes

B. Increasing the concentration of zinc sulphate solution

C. Increasing the surface area of the electrodes

D. Increasing the concentration of copper sulphate solution

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56.
For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle.

A. Heat rejection is lower

B. Expansion & compression are isentropic

C. Maximum temperature is higher

D. Combustion is at constant volume

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57.
In the Bayer's process, bauxite is digested under pressure using

A. H₂SO₄

B. NaOH

C. NH₃

D. HCl

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58.
__________ forces do not act in case of fluids.

A. Vibratory

B. Centrifugal

C. Elastic

D. Tensile

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59.
Powder metallurgy process does not make metal powder by

A. Atomisation

B. Grinding/milling

C. Hammering

D. Electrolytic deposition

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60.
Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.

A. Electromagnetic

B. Axial flow

C. Diaphragm

D. Reciprocating

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

51. Cold chiesel & hammers are made of

Answer & Solution

52. In a casting, cold shut defect is caused by

Answer & Solution

53. Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

Answer & Solution

54. Routing in production, planning & control is concerned with the

Answer & Solution

55. The emf of a Deniell cell Zn | Zn2+ || Cu2+ | Cu can be increased by

Answer & Solution

56. For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle.

Answer & Solution

57. In the Bayer's process, bauxite is digested under pressure using

Answer & Solution

58. __________ forces do not act in case of fluids.

Answer & Solution

59. Powder metallurgy process does not make metal powder by

Answer & Solution

60. Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.

Answer & Solution

Read More Section(Chemical Engineering Basics)

51.
Cold chiesel & hammers are made of

52.
In a casting, cold shut defect is caused by

53.
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

54.
Routing in production, planning & control is concerned with the

55.
The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by

56.
For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle.

57.
In the Bayer's process, bauxite is digested under pressure using

58.
__________ forces do not act in case of fluids.

59.
Powder metallurgy process does not make metal powder by

60.
Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump.