Moving Charges and Magnetism questions
775 published questions with worked solutions.
- A current carrying coil is subjected to a uniform magnetic field. The coil will orient so that its plane is
- A conducting wire AB is stretched between the poles of a magnet an a.c. I=I_0 t is passed through the wire. the wire will
- A dead beat galvanometer makes use of
- A current carrying coil is subjected to a uniform magnetic field. The coil will orient so that its plane becomes
- A 0.1 m long conductor carrying a current of 50 A is held perpendicular to a magnetic field of 1.25 mT. The mechanical power...
- A particle of charge q and mass m is moving with constant speed v and perpendicular to a constant magnetic field B, follows...
- A particle of charge q and mass m is moving with constant speed v and perpendicular to a constant magnetic field B follows...
- Bohr model is applied to a particle of mass m and charge q is moving in a plane under the influence of a transverse magnetic...
- An electron moves in Bohr's orbit. The magnetic field at the centre is proportional to [MHTCET 2011]
- A charge having q/m equal to 10^8 C/kg and with velocity 3 10^5 m/s enters into a uniform magnetic field B = 0.3 tesla at an...
- To convert a galvanometer into a voltmeter one should connect a :
- The magnetic field of given length of wire for single turn coil at its centre is 'B' then its value for two turns coil for the...
- A charge 'q' moves in a region where electric field and magnetic field both exist, then force on it is :
- A charged particle moves through a magnetic field in a direction perpendicular to it. Then the
- A galvanometer acting as a voltmeter will have :-
- A galvanometer of 50 ohm resistance has 25 divisions. A current of 4 10^ -4 ampere gives a deflection of one division. To convert...
- When a charged particle moving with velocity V is subjected to a magnetic field of induction B , the force on it is non-zero....
- Two circular coil 1 and 2 are made from the same wire but the radius of the 1st coil is twice that of the 2nd coil. What...
- Under the influence of a uniform magnetic field a charged particle is moving in a circle of radius R with constant speed V. The...
- A beam of electrons passes undeflected through mutually perpendicular electric and magnetic fields. If the electric field is...
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