Define microscope.

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

A compound microscope uses an objective lens of focal length 4 cm and eyepiece lens of focal length 10 cm. An object is placed at 6 cm from the objective lens. Calculate the magnifying power of the compound microscope. Also calculate the length of the microscope.

A major break through in the studies of cells came with the development of elecrton microscope. This is because:

Draw a ray diagram to show the image formation by a simple microscope. What is the nature of the image formed?

Define resolving power of compound microscope.

Define the magnifying power of compound microscope.