An object which is 3cm high is placed vertically 10cm in front of a concave mirror. If this object produces an image 40cm from the mirror, the height of the image is

Similar Questions

A wire of cross-sectional area 0.60mm2 has a restivity of 7.2 x 10-7 $\Omega$. Calculate the lengt...

Stars which appear single to the naked eye but are double when seen through a telescope are ...

One of the features of the fission process is that ...

An object is placed at a point X between the focal point F and the optical centre C of a diverging l...

Hot water at a temperature of t is added to twice that amount of water at a temperature of 30°C....

In which of the following are the substance arranged in descending order of their thermal conductivi...

A force of 6N acts horizontally on a stationary mass of 2kg for 4s. The kinetic energy gained by the...

The diagram shows the variation of volume V of a glass with temperature at the point X is ...

If the charge of electricity in Kwh is N4, what is the cost of operating an electrical appliance rat...

Which of the following media allow(s) the transmission of sound wave through them? I. Air II. Li...