Determine the mmf required to produce a flux density, Figure shows the magn...

Figure shows the magnetic circuit of a relay. When each of the air gaps are 1.5mm wide find the mmf required to produce a flux density of 0.75 T in the air gaps. Use the B-H cu

Michelson interferometer, How michelson interferometer is used to determine...

How michelson interferometer is used to determine the wavelength difference between the D1 and D2 lines of sodiun

Explain torque, A 92-kg man uses a 3.05-m board to attempt to move a boulde...

A 92-kg man uses a 3.05-m board to attempt to move a boulder, as shown in the diagram below. He pulls the end of the board with a force equal to his weight and is able to move it t

Scattering, why is the sky blue?

why is the sky blue?

What different is between photons, what different is between photons? A...

what different is between photons? Answer; the difference between photons depends to their frequency, and frequency depends to the number of CPH in structure of photon. Thus

Forces and nature,

Magnetic induction heating, what project can i make that includes induction...

what project can i make that includes induction heating

What is intrinsic semiconductor, A pure semiconductor is known as intrinsic...

A pure semiconductor is known as intrinsic semiconductor. It has thermally formed current carriers (i)  They have four electrons in the outer part of orbit of atom and atoms are

Entropy., 84.1grams of He are compressed reversibly and isothermal at 100.0...

84.1grams of He are compressed reversibly and isothermal at 100.0C from 28.0Litre to 7.37Litres. Calculate the the entropy change in joules/K.

Find the speed of transverse wave in the string, A uniform spring of length...

A uniform spring of length 2m and mass 200gm is under a tension of 800N. Find the speed of transverse wave in the string.