Chemical Engineering - Chemical Engineering Basics

26. 

A material being tested for endurance strength is subjected to the __________ load.

A. impact
B. completely reversed
C. dynamic
D. static & dynamic

Answer: Option B

Explanation:

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27. 

Pick out the wrong statement.

A. Molecules with symmetrical arrangements (.e.g. CH4 or CCl4) are nonpolar.
B. Generally, nonpolar compounds are chemically inactive, conduct electricity poorly and do not ionise.
C. Most of the hydrocarbons are nonpolar.
D. none of these.

Answer: Option D

Explanation:

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28. 

Old cycle handles are coated with nickel using

A. cementation.
B. spray coating.
C. galvanising process.
D. tinning process.

Answer: Option B

Explanation:

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29. 

CANDU type nuclear reactor using natural uranium as fuel is the extensively used nuclear reactor because of the fact that the

A. specific fuel consumption is very low due to the use of heavy water.
B. fuel cost is much lower than that used in pressurised water or boiling water reactor.
C. heavy water is used both as coolant as well as moderator.
D. both 'b' & 'c'

Answer: Option D

Explanation:

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30. 

Pick out the wrong conversion of absolute & kinematic viscosities.

A. 1 stoke = 1 cm2/sec.
B. 1 N.sec/m2 = 10 paise.
C. 1 stoke = 1 m2/sec.
D. 1 m2/sec = 104 stokes.

Answer: Option C

Explanation:

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