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Light Reflection and Refraction

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233
Tulika pia
The image formed by concave mirror is real, inverted and of the same size as that of the o...
By Tulika pia, 5 years ago
replies 1
0
1
6274
Tulika pia
A concave mirror of focal length 20 cm forms an image having twice the size of object. For...
By Tulika pia, 5 years ago
replies 1
0
1
14603
Tulika pia
A concave mirror of radius 30 cm is placed in water. It’s focal length in air and water di...
By Tulika pia, 5 years ago
replies 1
1
1
4608
Tulika pia
An object at a distance of +15 cm is slowly moved towards the pole of a convex mirror. The...
By Tulika pia, 5 years ago
replies 1
0
1
2092
Tulika pia
An object at a distance of 30 cm from a concave mirror gets its image at the same point. T...
By Tulika pia, 5 years ago
replies 1
0
1
398
Tulika pia
Which of the following mirror is used by a dentist to examine a small cavity? (a) Convex m...
By Tulika pia, 5 years ago
replies 1
0
1
808
Tulika pia
For a real object, which of the following can produce a real image? (a) Plane mirror (b) C...
By Tulika pia, 5 years ago
replies 1
0
1
3181
Tulika pia
The angle of incidence for a ray of light having zero reflection angle is (a) 0 (b) 30° (c...
By Tulika pia, 5 years ago
replies 1
0
1
2824
Tulika pia
An object is placed at a distance of 0.25 m in front of a plane mirror. The distance betwe...
By Tulika pia, 5 years ago
replies 1
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