An object is placed 15cm in front of a plane mirror. If t...
An object is placed 15cm in front of a plane mirror. If the mirror is moved further 5cm away from the object and the image is
80cm
40cm
50cm
70cm
Correct answer is B
No explanation has been provided for this answer.
The pressure of one mole of an ideal gas of volume 10-2 m3 at a temperature of 27°c is [molar...
Which of the following graphs gives the correct relationship between energy and mass when mass ...
Suitable impurities are added to a semiconductor depending on its use. This is done in order to ...