Advertisements
Advertisements
Question
Find the odd one.
sun, candle, torch, pen
Advertisements
Solution
Pen
APPEARS IN
RELATED QUESTIONS
Write true or false of the following statement.
The image formed by a plane mirror is real
Explain the following term:
Reflected ray. Draw diagram/diagrams to show them.
An object 3 cm high produces a real image 4.5 cm high when placed at a distance of 20 cm from a concave mirror. Calculate:
- the position of image
- focal length of the concave mirror.
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.
If a ray of light incident on a plane mirror is such that it makes an angle of 30o with the mirror, then the angle of reflection is 60o.
Complete the ray diagram to show the image observed by the eye after reflection in the following figure.
Complete the path of incident ray in the following case.
Find the odd one.
glass bottle, exam pad, paper plate, wooden board
Differentiate between a reflection and a shadow
