

MCQOPTIONS
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1. |
Match the type of wave with its Method of detection.A. X-rays1. Point contact diodesB. Infra-red2. ThermopilesC. Microwave3. Geiger tubes |
A. | A - 2, B - 3, C - 1 |
B. | A - 3, B - 2, C - 1 |
C. | A - 2, B - 1, C - 3 |
D. | A - 3, B - 1, C - 2 |
Answer» C. A - 2, B - 1, C - 3 | |