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51
Alcohols are not suitable as diesel engine fuel because the cetane number of alcohols is
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Answer: Option A
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52
During brazing, if the fluxes are entrapped, it results in the
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Answer: Option D
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53
Which of the following is a disaccharide?
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Answer: Option A
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54
Which one of the following is incombustible?
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Answer: Option B
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55
The entropy change for a spontaneous process is
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Answer: Option D
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56
The transition temperature at which all the ferromagnetic materials become paramagnetic materials is termed as the 'Curie temperature'. Its value for cobalt is __________ °C.
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Answer: Option B
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57
Baffles provided on the shell side of a shell and tube heat exchanger are meant for
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Answer: Option C
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58
Iron content in Indian iron ore is about __________ percent.
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Answer: Option B
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59
Suitability of steel for its use in cable is judged by its strength in
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Answer: Option A
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60
Which of the following is the largest quantum of pressure?
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Answer: Option C
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