 # Moving Charges and Magnetism-Important Questions & Preparation Tips

In this article you will get the clue that from where and how the questions are being framed from the chapter Moving Charges and Magnetism

Jul 29, 2013 17:50 IST

In this article you will get the clue that from where and how the questions are being framed from the chapter Moving Charges and Magnetism

The experts of jagranjosh.com have full confidence that you will not miss any of the questions in the board exam as well as in competitive exams from this chapter if you will keep the following terms / question in your mind while studying

• Magnetic force and its cause of generation
• Concept of unit vector
• Relation between force, charge and electric field
• Lorentz force and it’s applications
• A charge is in static condition. Lorentz law can apply or not?
• Magnetic field and its units
• Relation between tesla and gauss
• Magnetic force on a current carrying conductor

x  • How you will assume the isolated poles as magnetic charges
• Unit of magnetic charge
• Motion in a magnetic field
• What is radius of helix?
• What do you mean by velocity selector?
• The main function of cyclotron and principle used in cyclotron
• Formula to calculate the energy of out coming charged particle from cyclotron
• Cyclotron frequency
• Calculate the magnetic field from the given equation

V =200 sin100πt

• In a cyclotron apparatus radius of D’S is R and magnetic field is B. We have to accelerate a particle of charge Q and mass M. Find out maximum energy when particle leaves the cyclotron
• Formula to calculate the time spent in cyclotron
• Limitations of cyclotron
• Which apparatus is required to accelerate the electron
• Gama rays and x-rays can be accelerated by cyclotron or not
• Conditions when biot-Savart law is applicable
• Selection of angle in biot-savart law
• Magnetic field in finite length of current carrying wure(when wire is straight , rectangular ,square, )
• Magnetic field at the center of current carrying loop of radius R, current I and number of turn is N
• Formula to calculate the magnetic field due to a current carrying loop at its axis
• Find the position at which magnetic field is half of the center of coil
• Ampere’s law and it’s applications
• Torque on current loop magnetic dipole
• Magnetic moment of current carrying coil and then torque
• The magnetic dipole moment of a revolving electron
• Relation between magnetic dipole moment, angular momentum and specific charge
• What is gyromagnetic ration
• Tangent galvanometer and its basics
• Explanation of moving coil galvanometer with diagram
• Relation between reduction factor and sensitivity
• A galvanometer gives full deflection with 10 amp. Of current .find out the required changes in the turns of coil if we want full deflection
• There is a rectangular coil of dimension 20x10 Cm. within radial magnetic field of 0.5 tesla. Find deflecting torque when 1 mA current is passed. The number of turns in the coil is 1000
• Conversion of galvanometer into ammeter and voltmeter

Given are the some questions for practice        Visit continuously in CBSE Section to Get SOLVED & UNSOLVED question papers, Sample papers, Practice papers, study material And Much More……

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