Which device is used to view objects on a screen?
-
periscope
-
camera
-
mirror
-
microscope
B
Correct answer
Explanation
A camera is a device which is used to view the object on a screen. Periscope is a device used to see the concealed positioned objects, a microscope to look the larger view of very small objects which are not visible with the naked eye. Mirror produces and image only till the time that a particular object is lying in its path.