electromagnetism, Physics

Assignment Help:
Your friend has gifted an earphone set to you. While music is on you will try to oppose the two ear phone pieces to attract.
Task-I: Will they repel? If yes, why so?
Task-II: Why Soft Iron is suitable for preparing pole pieces in earphones as well as loudspeakers instead of steel?

Related Discussions:- electromagnetism

Waves, how to standing waves formed in closed pipes

how to standing waves formed in closed pipes

Explain the working of transformers, Explain the working of Transformers ...

Explain the working of Transformers A transformer often uses a core, which looks like a square donut of iron, to change the voltage applied to the primary coil to a new larger

Measure the ratio of power factor of the circuit, Given below are two elect...

Given below are two electric circuits A and B Measure the ratio of power factor of the circuit B to the power factor of circuit A.

Find average distance of an electron in an atom, The average distance of an...

The average distance of an electron in an atom from its nucleus is of the order of: (1) 10 6 m (2) 10 -6 m (3) 10 -10 m (4)10 -15 m Ans: (3) 10 -10 m

Evaluate the period of simple harmonic motion, A simple pendulum is 4.00 m ...

A simple pendulum is 4.00 m long. (a) What is the period of simple harmonic motion for this pendulum if it is hanging in an elevator accelerating upward at 7.00m/s 2 ? (b) Wha

Evaluate the angle between reflected and refracted ray, A monochromatic bea...

A monochromatic beam of unpolarised light is incident on a glass slab. The reflected ray is found to be purely plane polarized. Evaluate the angle between the reflected and the ref

Classification of dielectric, There are thousands of insulating materials a...

There are thousands of insulating materials available in the market. Insulations technology is one of the few branches where the number of materials is very large. Any special requ

Photomultiplier tube(ptm), Photomultiplier tube(PTM) it can detect a we...

Photomultiplier tube(PTM) it can detect a weak flash of light and estimate the amount of light .The principle of operation (fig(4)) a light photon released electron at the phot

Nicol prism, basic informations about nicol prism

basic informations about nicol prism

Waves and optics, two travelling sinusoidal waves are described by the wave...

two travelling sinusoidal waves are described by the wave function, y=55

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd