1 An astronomical telescope for normal adjustment has

Last updated: 6/24/2023

1 An astronomical telescope for normal adjustment has magnitude of magnifying power 24 and tube length 150 cm The focal lengths of eye piece and objective lens are respectively 1 144 cm and 6 cm 3 6 cm and 144 cm 2 120 cm and 30 cm 4 30 cm and 120 cm