Chemical Engineering - Chemical Engineering Basics

46.
In a furnace with heating element temperature at 1700°C, the dominant machanism of heat transfer will be
conduction
radiation
natural convection
forced convection
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
Optical activity is a/an __________ property.
additive
constitutive
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
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48.
Solution loss reaction occurs
in the blast furnace shaft.
during pretreatment of hot metal.
in the L.D. process.
during deoxidation in the ladle.
Answer: Option
Explanation:
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49.
Out of the following materials, the one which generally exhibits an yield point is
hard bronze
soft brass
cold rolled mild steel
hot rolled mild steel
Answer: Option
Explanation:
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50.
The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1 - T2)/T1. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2 is given by
T1/(T1-T2)
T2/(T1-T2)
T1/T2
T2/T1
Answer: Option
Explanation:
No answer description is available. Let's discuss.