In an internal focusing telescope, focusing is achieved by the movement of a.... lens inside the telescope
AConcave
BConvex
CPano concave
DPano convex
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The liquid limit of a soil indicates its
Surveying is the art of determining -------- Position of different features on the surface of the earth
Which of the following is a thermosetting resins?
Minimum grade of concrete for water tank:
If a simple pendulum is suspended in an elevator moving up with acceleration g/10m/sec² then the time period of oscillation of the pendulum is