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Light Reflection and Refraction

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1
483
What is the position of the image when an object is placed at a distance of 20 cm from a c...
By Deepak Rock, 5 years ago
replies 1
0
1
143
If the magnification of a body of size 1 m is 2, what is the size of the image?
By Deepak Rock, 5 years ago
replies 1
0
1
385
Giving reasons, state the ‘signs’ (positive or negative) which can be given to the followi...
By Deepak Rock, 5 years ago
replies 1
0
1
276
Describe the New Cartesian Sign Convention used in optics. Draw a labelled diagram to illu...
By Deepak Rock, 5 years ago
replies 1
0
1
434
What sign (+ve or -ve) has been given to the following on the basis of Cartesian Sign Conv...
By Deepak Rock, 5 years ago
replies 1
0
1
393
All the distances are measured from the……….. of a spherical mirror.
By Deepak Rock, 5 years ago
replies 1
0
1
417
What kind of mirror can have a focal length of, -20 cm?
By Deepak Rock, 5 years ago
replies 1
0
1
396
What is the nature of a mirror having a focal length of, +10 cm?
By Deepak Rock, 5 years ago
replies 1
0
1
479
Which type of mirror has : (a) positive focal length? (b) negative focal length?
By Deepak Rock, 5 years ago
replies 1
0
1
153
According to the “New Cartesian Sign Convention” for mirrors, what sign has been given to ...
By Deepak Rock, 5 years ago
replies 1
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