A candle 4.8 cm tall is 39.5 cm to the left of a plane mirror. Where does t
mirror form the image, and what is the height of this image?
A) 39.5cm to the right of mirror,4.8cm B) 29.5cm to the left of the mirror,3.8cm
C) 39.5cm to the left of mirror, 4.8cm D) 29.5cm to the right of the mirror, 3.8cm
Two plane mirrors are placed parallel to each other and 40cm apart. An object
placed 10cm from one mirror. What is the distance from the object to the imag
for each of the five images that are closet to the object?
A) 20cm,60cm, 80cm, 80cm, 100cm, 140cm B) 30cm,60cm, 80cm, 120cm, 140cm
C) 40cm,60cm,80cm, 100cm, 140cm D) 60cm, 90cm,80cm, 120cm, 130cm
Angle of Incidence, angle of Reflection and angle of Deviation. A
From the diagram, find
a) angle of reflection
b) glancing angle of incidence
c) glancing angle of reflection d) angle of deviation
e) sum of the angles of incident, reflection and glancing.
B) 30°,309,30°
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Answer:
C is correct answer because according to mirror law hight of image and size and distance of image from mirror is samw
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