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एक प्रकाश-किरण काँच में चलकर काँच-वायु अंतरापृष्ठ पर आपतन कोण `theta` पर आपतित है। परवर्तित (R ) एवं निर्गत (T ) तीव्रतयों में बदलाव कोण `theta` के सदृश खींचे गए है। यही स्कैच है:

A. image
B. image
C. image
D. image

1 Answer

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Correct Answer - c
जब `0 lt theta lt theta_(c), T gt R`
जब `theta = theta_(c ), T=0, R=100%` केवल परावर्तन होगा|
जब `theta to 0, T lt 100%, R gt 0%`
अतः विकल्प (c ) सही है।

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