Question:

m ey if 86 If tube length of astronomical telescope is 105

Last updated: 6/14/2023

m ey if 86 If tube length of astronomical telescope is 105

m ey if 86 If tube length of astronomical telescope is 105 cm and magnifying power is 20 for normal setting Calculate the focal length of objective 1 100 cm 2 10 cm 3 20 cm 4 25 cm