MPSC PYQScienceLightenglish

50)a) Refracting type telescope uses both mirrors and lenses. (b) Reflecting type telescopes use only lenses. 1) a correct , b incorrect 2) a and b correct 3) a incorrect , b correct 4) a and b incorrect

A.(a) correct , b incorrect
B.(a) and b correct
C.(a) incorrect , b correct
D.(a) and b incorrect

Correct answer: D

Source paper

Science: Light

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