

MCQOPTIONS
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1. |
A typical radar is located at 4 meter distance from an object. If radar transmits signal from that position then, signal strength S will be __________ |
A. | proportional to (1/4<sup>4</sup>) |
B. | proportional to (1/4<sup>6</sup>) |
C. | proportional to 4 |
D. | proportional to 1/4 |
Answer» B. proportional to (1/4<sup>6</sup>) | |