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एक गोलाकार दर्पण और पतली गोलाकार लेंस प्रत्येक में -20 सेमी. की फोकल लंबाई होती है। ऐसे परिदृश्य में, निम्नलिखित में से कौन सा सत्य होने की संभावना है?

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एक गोलाकार दर्पण और पतली गोलाकार लेंस प्रत्येक में -20 सेमी. की फोकल लंबाई होती है। ऐसे परिदृश्य में, निम्नलिखित में से कौन सा सत्य होने की संभावना है?






 
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