With the aid of diagram Define an electromagnet? Explain with the aid of diagram how electromagnetisms work? Explain with the aid of diagram what do you mean by right hand rule? Give some strength of electromagnetic fields. What do you mean by electromagnetic induction? Explain with the aid of diagram what is an electromagnetic wave? State the applications of electromagnetism.

With the aid of diagram Define an electromagnet? Explain with the aid of diagram how electromagnetisms work? Explain with the aid of diagram what do you mean by right hand rule? Give some strength of electromagnetic fields. What do you mean by electromagnetic induction? Explain with the aid of diagram what is an electromagnetic wave? State the applications of electromagnetism.

Understanding Motor Controls

4th Edition

ISBN:9781337798686

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter44: Semiconductors

Section: Chapter Questions

Problem 1RQ

See similar textbooks

Similar questions

DC and AC Subject: Find the relative permeability of the typical ferromagnetic material whose magnetization curve is shown. H = 50, 100, 500 and 1000 A-turns/m. Answer these: H = 100, 500, and 1000 A-turns/n
8:01 PM 4G l QUESTION1 With the aid of diagram Define an electromagnet? Explain with the aid of diagram how electromagnetisms work? Explr ith the aid of diagram what do you mean by right hand rule? Give some strength of electromagnetic fields. What do you mean by electromagnetic induction? Explain with the aid of diagram what is an electromagnetic wave? State the applications of electromagnetism. QUESTION2 ( 2.1 What is an inductor? 2.2. What are the four factors the inductance value depends upon in terms of physical parameters? 2.3 List six types of inductor cores. 2.4 What are self-inductance and Mutual inductance? 2.5 What is called the co-efficient of coupling? 2.6 How to calculate the value of Inductors connected in series and parallel? 2.7 How to calculate the energy stored in an inductor? 2.8 Brief the Inductor behavior in AC and DC circuits 2.9 List four applications of inductors. 2.10 State the relationship between the inductance value of a coil and the amount of emf it…
A 4-79 permalloy solenoid coil needs to produce a minimum inductance of 1.5 Wb/m2. If the maximum allowed current is 8mA, how many turns are required in a wire 132cm long? (extra info Fig 2)
2. An electron is moving with a speed of 5 x 107m/s at right angle to a magnetic field of 5000 G. What is the magnetic force on the electron?
DC and AC subject: Find the relative permeability of the typical ferromagnetic material whose magnetization curve is shown. H = 50, 100, 500 and 1000 A-turns/m.
2. Explain the magnetic classification of materials
A wire carrying 0.50 A of current is place in a magnetic field with a strength of 0.75 T. The length of the wire is 41 cm. What is the magnitude of the magnetic force on the wire?
ASAP
In Niels Bohr's 1913 model of the atom, the electron is in a circular orbit around a nucleus. An electron is 5.70 x 10-11 m from a nucleus traveling in a circular orbit with a speed of 2.15 x 106 m/s. What is the magnitude of the magnetic moment due to the electron's motion?
Question B4 a) The strength of the magnetic field B at a distance r from a straight conductor car- is the permeability rying a current I is given by the expression B = of free space with the value 4n × 10-7 NA-2. Two long straight wires are lined up parallel to one another at a separation of 0.2 m. Currents of 4 A and 2 A flow through the wires, both in the same direction. Calculate the value of the magnetic field strength due to the two wires at a point P on the mid-plane between them. where 2r b) Calculate period of a small satellite which is making a circular orbit just outside a planet of density 4.0 × 10³ kg/m³. Provide the answer in SI units and in hours. Use the value of the universal gravitational constant 6.7 x 10-11 N kg-2m-2. c) A mass of 0.01 kg is suspended from a light spring of natural length 80 mm and causes the spring to extend by 10 mm. The mass is pulled down a further 5 mm and then released. Assuming g = 9.8 m/s², calculate: i) the spring constant. ii) the period of…
A 30 A current flows through the wire shown. What is the magnitude of the magnetic field (in T) due to a 0.4 mm segment of wire as measured at the following points? (a) point A T (b) point B T Submit Answer A 7 cm B 6 cm
(a) Show the forces F that acts on two charged spheres suspended close to each other? (b) With the help of a table illustrate unknown charges known on insulated masses (i) Mass attracts Mass (ii) Mass repels Mass (iii) write the possible charges on the masses Hint: Masses can be taken X, Y & Z Respectively