Moving Charges and Magnetism questions
775 published questions with worked solutions.
- In a mass spectrometer used for measuring the masses of ions, the ions are initially accelerated by an electric potential V and...
- A particle of mass m, charge Q and kinetic energy T enters a transverse uniform magnetic field of induction B . After 3 seconds...
- A galvanometer of resistance 50 is connected to a battery of 3 V along with a resistance of 2950 in series. A full scale...
- A galvanometer having a coil resistance of 60 shows full scale deflection when a current of 1.0 amp passes through it. It can be...
- The magnetic force acting on a charged particle of charge -2 C in a magnetic field of 2 T acting in y direction, when the...
- Under the influence of a uniform magnetic field, a charged particle moves with constant speed V in a circle of radius R. The time...
- A closely wound solenoid of 2000 turns and area of cross-section 1.5 10^ -4 m ^2 carries a current of 2.0 A . It is suspended...
- A particle having a mass of 10^ -2 kg carries a charge of 5 10^ -8 C. The particle is given an initial horizontal velocity of...
- A galvanometer has a coil of resistance 100 ohm and gives a full scale deflection for 30mA current. If it is to work as a...
- A square current carrying loop is suspended in a uniform magnetic field acting in the plane of the loop. If the force on one arm...
- A galvanometer of resistance, G is shunted by a resistance S ohm. To keep the main current in the circuit unchanged, the...
- A uniform electric field and uniform magnetic field are acting along the same direction in a certain region. If an electron is...
- A proton carrying 1 MeV kinetic energy is moving in a circular path of radius R in uniform magnetic field. What should be the...
- A milli voltmeter of 25 milli volt range is to be converted into an ammeter of 25 ampere range. The value (in ohm) of necessary...
- An alternating electric field, of frequency , is applied across the dees (radius = R) of a cyclotron that is being used to...
- When a proton is released from rest in a room, it starts with an initial acceleration a_0 towards west. When it is projected...
- A current loop in a magnetic field -
- A long straight wire of radius a carries a steady current I. The current is uniformly distributed over its cross-section. The...
- A 250-Turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 and subjected to a magnetic field of...
- A metallic rod of mass per unit length 0.5 kg m ^ -1 is lying horizontally on a smooth inclined plane which makes an angle of 30^...
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