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Subject: Physics, asked on 10/8/16

A wire of length 50 cm moves with velocity of 120 m/minute, perpendicular to a magnetic field. If the emf induced in the wire is 2 volt, the magnitude of field in Tesla is :

Subject: Physics, asked on 24/5/16

I had conducted a small, simple experiment with a pair of magnets. If I keep the magnets between my forearm, the magnets are not attracted. But if I keep them between my fingers, they are attracted in an instant. why does this happen ?   

Subject: Physics, asked on 5/5/16

What is a solenoid? Give some of its applications.

Subject: Physics, asked on 29/4/16

Do bullet trains use solenoids? How?

Subject: Physics, asked on 16/7/15

Is it possible to detect poles in a toroid?Plzexplain with reason.

Subject: Physics, asked on 8/7/15

Is it possible to detect poles in a toroid ? Plz explain with reason.

Subject: Physics, asked on 6/7/15

If we make magnet in circular shape, then the magnet will have no poles because it is impossible to detect its poles. Is it true or not? Why or why not?

Subject: Physics, asked on 2/7/15

Is it possible to have no poles in a magnet?Give explanation of the answer.

Subject: Physics, asked on 2/7/15

Is it possible to have three poles in a magnet?If yes, then how?

Subject: Physics, asked on 30/8/17

What is the use of metallic strip in an electric bell? .. please urgent.

Subject: Physics, asked on 27/5/17

what is the formula of self inductance in the module

Subject: Physics, asked on 27/3/17

what are the causes of loss of energy in a transformer

Subject: Physics, asked on 25/3/17

What is the direction of induced current in each of following?
In book direction of current in (d) is given B to A
Is it correct??

Subject: Physics, asked on 6/3/17

Solve this:

Subject: Physics, asked on 16/2/17

What factors allow the direction of induced emf

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