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सामान्य ज्ञान
: विज्ञान
जब प्रकाश किरणें एक अपारदर्शी वस्तु द्वारा रोक दी जाती हैं तो उत्पन्न होती हैं। , When light rays are stopped by an opaque object then are produced.
जब प्रकाश किरणें एक अपारदर्शी वस्तु द्वारा रोक दी जाती हैं तो उत्पन्न होती हैं।
When light rays are stopped by an opaque object then are produced.
A. प्रतिबिंब (Reflection)
B. परछाई (Shadow)
C. अपवर्तन (Refraction)
D. प्रतिछाया ( Umbra)
Correct Answer :
B. परछाई
Explanation
When light rays are stopped by an opaque object then shadow are produced.
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