A simple microscope forms an image 10cm from an eye close to the lens. If the object is 6cm from the eye, calculate the focal length of the lens

Similar Questions

If the cubic expansivity of brass between 27oC and 100oC is 5.7 x 10-5K-1, What is its linear expans...

For correcting long sight defects in the human eye we require a ...

An inelastic collision takes place between balls of known masses. Just before the collision, one of ...

The ratio of maximum range to maximum height of a projectile is 4. Determine the angle of projection...

The force between the molecules of a liquid in contact with that of a solid is ...

Which of the following best describes the energy changes which take place when a steam engine drives...

Which of the following electromagnetic waves has the shortest wavelength? ...

A tugboat is travelling from Asaba to Onitsha across the River Niger with a resultant velocity of 20...

Which of the following graphs gives the correct relationship between energy and mass when mass ...

The instrument that measures both ac and dc is called ...