Plastic capacitors, Since polymeric materials can be formed in thin, highly...

Since polymeric materials can be formed in thin, highly uniform and non porous films with high dielectric strength, these materials are preferred dielectric materials for capacitor

Find also the power rating of the kettle - conductors, An electric kettle h...

An electric kettle has a resistance of30?. What current will ?ow when it is connected to a 240V supply? Find also the power rating of the kettle   A current of 5A ?ows i

What is the path of the beam in the magnetic field, Q. A beam of electrons ...

Q. A beam of electrons travelling with a speed of 4 X 10 7 ms -1 is projected normal to a magnetic field of B = 10 -3 Wb m -2 . What is the path of the beam in the magnetic fiel

Pendulum, a pendulum is timed ,first for 20 swings and then for 50 swings ;...

a pendulum is timed ,first for 20 swings and then for 50 swings ; time for 20 swings = 17.4 sec and time for 50 sec = 43.2. calculate the average time per swing/

Michelson interferometer diagram,

What is residual magnetism?, It is the magnetic flux density which still re...

It is the magnetic flux density which still remains in magnetic materials even when the magnetic force is removed. It is measured or calculated in Weber/m 2 .

Polarization, what is nicol prism?

what is nicol prism?

Determine the mmf essential to establish a flux, (a) A cast steel ring has ...

(a) A cast steel ring has a cross-sectional area of 600mm 2 and a radius of 25mm. Verify the mmf essential to establish a flux of 0.8mWb in the ring. Use the B-H curve for cast st

Diffrence between the atomic theory and the kinetic theory, Q. What is the ...

Q. What is the dissimilarity between the Atomic Theory and the Kinetic Theory? Answer:- Atomic theory is about structure of an atom that is its composition. Similar to an

Lorentz transformation, Lorentz was the first to obtain the equations which...

Lorentz was the first to obtain the equations which relate the space and time coordinate of two frames of reference moving with a constant velocity with reference to each other and