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Home /Doubts and Solutions/CBSE/Class 12 Science/Physics/Moving Charges And Magnetism

Moving Charges And Magnetism Free Doubts and Solutions

CBSE - XII Science - Physics - Moving Charges and Magnetism

Sir , please explain the solved example,I did not understand it properly

Asked by modi72879 1st December 2017, 11:30 AM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

please solve the following question:
 

Asked by manasd 24th January 2017, 9:07 PM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

Q)Show that a planar loop carrying a current I, having N closely wound turns and area of cross section A, possesses a magnetic         moment m=NIA.

Asked by Ibrahim Mohammed 14th February 2016, 5:35 PM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

Give reasons
a) A charged particle enters a uniform magnetic field in a direction perpendicular to the field always follow circular path ?
b) Why are the pole pieces of a magnet in a moving coil galvanometer made cylindrical?

Asked by vinitapahel123 12th December 2015, 4:49 PM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

Please explain:
 
Magnetic force Fm = qvB
Dimensions of magnetic force = [AT][L/T][AL/L^2] = [AT][L/T][A/L] = [A^2]
 

Asked by hilhew7 6th August 2015, 11:00 PM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

An electron is projected horizontally with kinectic energy 10 kev. A magnetic field of strength 1*10^7 T exists in the vertically upward direction. Calculate the sideways deflection of the electron in travelling through 1 metre.

Asked by rohit 21st July 2015, 2:13 AM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

Calculate the magnetic field produced at the center of hydrogen atom due to orbital motion of electron in clockwise direction.

Asked by j4jaigupta1998 13th June 2015, 7:37 AM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

Is it necessary to mention the distance between the coils? This is a question in a competitive exam, and I am asking it here to know whether there is a mistake in this question or not.

Asked by Aditya Great 4th June 2015, 5:24 PM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

What is the funtion of radial magnetic

Asked by Vicky 6th November 2014, 9:38 PM
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CBSE - XII Science - Physics - Moving Charges and Magnetism

 A bar magnet M is dropped so that it falls vertically through Page 3 of 6 the coil C. The graph obtained for voltage produced across the coil vs. time is as shown in the figure. (i) Explain the shape of the graph (ii) Why is negative peak longer than the positive peak?

Asked by inderjeet.saluja 23rd August 2014, 2:23 PM
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