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Magnetic flux through cross section
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0
|
2872
|
January 16, 2018
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How does a charge q oscillating at certain frequency produce electromagnetic waves
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2
|
7152
|
September 15, 2017
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Electromagnetic waves
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0
|
2280
|
September 15, 2017
|
|
The carrier wave is given by C(t)=2sin(8πt) volt. The modulating signal is a square wave . Calculate the modulation index
|
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1
|
10033
|
August 16, 2017
|
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Given a uniformly charged plane/sheet of surface charge density
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2
|
10418
|
July 27, 2017
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Physics 2nd part of Q 7 related to wave optics
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0
|
1992
|
March 12, 2017
|
|
Consider a two slit interference arrangement (shown in figure) such that the distance of the screen from the slits is half the distance between the slits
|
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2
|
6794
|
February 19, 2017
|
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You are given two converging lenses of focal length 1.25 cm
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2
|
8231
|
February 18, 2017
|
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A concave mirror of small aperture forms a sharper image. Why?
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0
|
6689
|
December 12, 2016
|
|
Suppose while sitting in a parked car
|
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1
|
9019
|
December 12, 2016
|
|
When monochromatic light travels from a rarer to a denser medium, explain the following, giving reasons
|
|
1
|
4264
|
December 12, 2016
|
|
You have learnt that plane and convex mirrors produce virtual images of objects. Can they produce real images under some circumstances? Explain
|
|
1
|
6285
|
December 12, 2016
|
|
The image obtained with a convex lens is erect
|
|
1
|
3905
|
December 12, 2016
|
|
A convex lens of focal length 30 cm is placed coaxially with a convex mirror of radius of curvature 20 cm
|
|
1
|
4339
|
December 12, 2016
|
|
Figure shows an equiconvex lens
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|
1
|
7522
|
December 12, 2016
|
|
A screen is placed 90 cm from an object
|
|
1
|
2826
|
December 12, 2016
|
|
The near vision of an average person is 25 cm
|
|
1
|
3879
|
December 12, 2016
|
|
You are given prisms made of crown glass and flint glass with a wide variety of angles
|
|
1
|
2903
|
December 12, 2016
|
|
A man with normal near point (25 cm) reads a book with small print using a magnifying glass
|
|
1
|
7279
|
December 12, 2016
|
|
A small telescope has an objective lens of focal length 140 cm
|
|
1
|
5040
|
December 12, 2016
|
|
An astronomical telescope uses two lenses of power 10 D and ID. What is its magnifying power in normal adjustment?
|
|
0
|
3631
|
December 12, 2016
|
|
The objective of an astronomical telescope
|
|
1
|
2666
|
December 12, 2016
|
|
How is the working of telescope different
|
|
1
|
2367
|
December 12, 2016
|
|
Calculate the value of R in the balance condition of the Wheatstone bridge
|
|
1
|
7582
|
December 12, 2016
|
|
Write two possible causes for one sided deflection in a potentiometer experiment
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|
0
|
9487
|
December 12, 2016
|
|
Why are the connections between the resistors in a meter bridge made of thick copper strips?
|
|
1
|
23701
|
December 12, 2016
|
|
Determine the current in each branch of the following network
|
|
1
|
9332
|
December 12, 2016
|
|
AB is a potentiometer wire as shown in figure
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|
1
|
3328
|
December 12, 2016
|
|
In the meter bridge experiment, the balance point
|
|
1
|
6585
|
December 12, 2016
|
|
Six lead-acid type of secondary cells each of emf 2 V
|
|
1
|
7167
|
December 12, 2016
|