MCQOPTIONS
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MCQOPTIONS
| 1. |
The Snell s law is given by |
| A. | tN1 sin i = N2 sin t |
| B. | tN2 sin i = N1 sin t |
| C. | tsin i = sin t |
| D. | tN1 cos i = N2 cos t |
| Answer» B. tN2 sin i = N1 sin t | |