What we plant in the soil of contemplation we shall reap in the harvest of action.— Meister Eckhart

NSEA · Telescopes and Instruments · Quiz

Telescopes and Instruments — quick quiz

5 real NSEA questions on Telescopes and Instruments. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 3

MEDIUM

A refracting telescope has an objective lens of focal length 120 cm and an eyepiece of focal length 2.5 cm. What is the magnifying power of this telescope in normal adjustment?