Hard: H1. Uniform electric and magnetic fields with strength E and B are directed along the y-axis. A particle with specific charge a/m leaves the origin in the direction of x-axis with an initial...

Medium M1. A wire PQ of mass 10g is atvest on two parallel metallails. The separation between the rails is 4.9 cm. A magnetic field of 0.08 tesla is applied perpendicular to the plane of the rails...

E4. Current I flows through the wire as shown in the figure. The semicircular pant of the wire is to x - y plane. Find the magnetic field at the centre C of the semi-circle. Diagram Solution:...

Illustration: Q1. A change q moves in a circular path of radius r with a speed of v. Calculate the induction of the magnetic field produced at the centre of the circle. Solution: The...

Particle Motion under O Magntic Field: (Secondary Information) = q( + ) If change is projected to the Magnetic Field. The path of the charged particle is purely circular and magnetic force...

Magnetic Field at the centre of a current carrying are (Secondary Information):       => dB =      dB =...

Magnetics (Magnetic Field): Magnetic Force: The magnetic force ( on a charge q moving with velocity ina magnetic field is given both in magnetude and direction, by

M5. A coil of L = 50 x 106 H and 5 is connected to a t = 5 V. A resistanc of 10 is connected parallel to the coil. Now at some instant the connection of the battery is switched off. Find the amount...

E8. An inductor of inductance 2mH is connected across a charged capacitor of SµF. Let q denote the instantaneous charge on the capacitor, and I the current in the circuit. Maximum value of Q =...

(b) The current is anticlockwise in the loop as it enters: (c) E2. A connecting rod AB of mass m slides without friction over two long conducting rails separated by a distance...

R - L Circuit: Growth of current in an inductor: Let us consider a circuit with battery of e.m.f. E, a coil L and a resistance R, as shown: I = I0[1 - ] where = L/R When current...

Fleming's Right hand rule: On sleeching yours right hand's thumb, the index finger and middle finger is such a way that thumb reresents direction of motion of conductor, the index finger ther...

LENZ'S LAW: "The direction of any magnetic induction effect is such as to oppose the cause of the effort". It states that the polarity of the induced e.m.f. and the direction of...

Electromagnetic Induction Intoduction One of the most important concept ever given in the field of electricity and magnetism is the concept of ELECTROMAGNETIC INDUCTION. This was the first law...