MCQOPTIONS
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| 1. |
Consider the following parameters in respect of RADAR principle:1. It is an active sensing system.2. Electromagnetic radiation of wavelength is in centimetre range3. It operates in visible region.4. It comprises Radio detection and ranging.Which of the above statements am correct |
| A. | 1, 2 and 3 |
| B. | 2, 3 and 4 |
| C. | 1, 2 and 4 |
| D. | 1, 2, 3 and 4 |
| Answer» D. 1, 2, 3 and 4 | |