What is a microscope? Explain simple microscope. Calculate its magnifying power.

Define microscope.

Describe a Terrestrial telescope. Calculate its magnifying power.

A converging lens of power 25 D is used as a simple microscoe.Calculae the magnifying power,if the distance of distinct vision is 25 cm.

An object is first seen in red light and then in violet light through a simplemicroscope.In which case is teh magnifying power of simple microscope greater?

A person with a normal near point (25 cm) using a compound microscope with objective of focal length 8.0 mm and an eyepiece of focal length 2.5cm can bring an object placed at 9.0mm from the objective in sharp focus. What is the separation between the two lenses? Calculate the magnifying power of the microscope.

Explain the working of simple microscope and find an expression for its magnifying power. What are the uses of simple microscope?

When the length of a microscope tube is increased,its magnifying power