- Source reduction involves efforts to minimize waste at the source, such as reducing the size of packaging (option d) or recycling materials (option a).
- Incineration (option c), on the other hand, is a waste disposal method rather than a source reduction technique.
Conclusion:
The correct answer is (C) Incineration, as it is not a method of source reduction.
In a completely opaque medium, if 50 percent of the incident monochromatic radiation is absorbed, which of the following statements are CORRECT?
- (P) 50 percent of the incident radiation is reflected
- (Q) 25 percent of the incident radiation is reflected
- (R) 25 percent of the incident radiation is transmitted
- (S) No incident radiation is transmitted