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15. The industrial approach to assess the 18. A tin can sealing process was
environmental performance of pro- redesigned to use two instead of three
ducts is termed drops of solder. This is an example of
the principle of
(A) life cycle analysis
(B) industrial ecology (A) output-pulled versus input-
(C) corporate social responsibility pushed
(D) product analysis/assessment
(B) maximizing efficiency in
16. Which of the following are key products and processes
objectives of green engineering?
(C) preventing waste instead of
I. Use raw materials more treating it
efficiently
(D) durability rather than
II. Minimize the use of energy immortality
during production
19. Manufacturers who encourage their
III. Use of renewable materials customers to return their old equipment
for recycling are following the
(A) I and II principle
(B) I and III
(C) II and III (A) that materials and energy must
(D) I, II and III be inherently non-hazardous,
rather than circumstantial
17. The recycling of plastic waste to
produce containers is an example of the (B) of output-pulled versus input-
principle of pushed
(A) maximizing efficiency in (C) of maximizing efficiency in
products and processes products and processes
(B) designing for separation and (D) of conserving complexity
purification processes
20. The principle based on durability rather
(C) conserving complexity than immortality implies that products
(D) waste prevention instead of should
treatment I. be constructed to be durable
during their useful
commercial life
II. not be persistent and result in
environmental problems
III. be easily repaired and
maintained with minimum
input
(A) I and II only
(B) I and III only
(C) II and III only
(D) I, II and III
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02165010/SPEC 2015
