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प्रश्न
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उत्तर
Three characteristics of light are:-
(a). Light waves can travel through a vacuum.
(b). Light waves are transverse waves.
(c). The velocity of light in a vacuum is 3 x 108 m/s.
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संबंधित प्रश्न
The following diagram shows a point object O placed in front of a plane mirror. Take two rays from the point O and show how the image of O is formed and seen by the eye.
The angle between an incident ray and the mirror is 350.
(i) What is the angle of incidence?
(ii) What is the angle of reflection?
(iii) What is the total angle turned by the ray of light?
(iv) What is the angle between the incident and the reflected rays?
State whether the following statement is true or false. If false, correct it.
The image in a plane mirror is situated in the mirror.
Find the odd one.
glass bottle, exam pad, paper plate, wooden board
______ through which light can pass partially.
Which of the following can make a parallel beam of light when light from a point source is incident on it?
What kind of surface reflects light?
