What is the image distance of an object placed at a distance of 2f from a converging lens of focal length f?

Similar Questions

For what value of 6 are the forces in the diagram above in equilibruim ...

At 4°c, the volume of a fixed mass of water is?...

Which of the following characteristics of a wave is used in the measurement of the depth of the sea?...

A light of energy 5eV falls on a metal and the electrons with a maximum kinetic energy of 2eV are ej...

Which of the following is not a consequence of hydrogen bubbles covering the copper plate of a prima...

Which of the following statements is not correct about long sight? ...

A cell of e.m.f. 1.5 V and internal resistance of 2.59 is connected in series with an ammeter of res...

A transistor function mainly as a ...

Alternating current can induce voltage because it has a ...

In which of the following simple machines is the effort applied between the load and the fulcrum? ...