An object placed 15cm from a converging lens forms a real...
An object placed 15cm from a converging lens forms a real image whose magnification is 2.0. What is the focal length of the lens?
5.00cm
10.00cm
15.00 cm
18.00 cm
20.00cm
Correct answer is B
No explanation has been provided for this answer.
Neutrons are used to induce artificial radioactivity because they ...
Which of the following cannot be explained by the molecular theory of matter? ...
Which of the following gas laws is equivalent to the work done? ...
When a sound wave passes from air into water its ...
Inside an aeroplane, flying at a high altitude, ...
A man weight 800N climbs up a stairs to height of 15m in 12.5s. What is the man''s average p...