Which of the given is NOT paired correctly?

Which of the given is NOT paired correctly?

Q. Which of the given is NOT paired correctly?

A.            Solar furnace-concave mirror

B.            Rear -view mirror-convex mirror

C.            Magnifying glass -convex lens

D.            None of these

 Answer: Solar furnace-concave mirror

Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page