Generate Quiz 6997FF6D43B48

The symbol for magnetic flux is ΦB.
The magnetic flux value is a vector quantity that is dependent on the direction of the magnetic field.
The formula for magnetic flux is provided by

[where N is the number of turns] Φ B = N B ⋅ A.
Φ B =N B A c o s θ Hence, flux f ∝ N

Given:

Emf(E) = 400

∆I=10-0

∆t=0.5s

Locate:

L=?

The formula

E=L∆I/∆t

Answer:

400 = L× (10-0/0.5)

L×20 = 400

L = 20

It won’t change. Since υC=Bq2πm, the cyclotron’s revolution frequency, is independent of r. Thus, the path’s radius in the dees won’t change.

Electromotive force, or EMF, is defined by Faraday’s law.

According to Faraday’s law of electromagnetic induction, an electromotive force (EMF) is induced in a wire when the magnetic field changes through the wire loop. If there is a closed circuit, this induced EMF causes an electric current to flow in the wire. The potential difference or voltage produced by this electromagnetic induction process is denoted by EMF.

q = 2 C

B = 4 T

v = 20 m/s

F = q (v × B)

Since q and B are parallel, there is no net force acting on the charge.

Electrical appliances and household lights are examples of electrical loads, which are electrical components or sections of circuits that use (active) electricity. The phrase can also be used to describe how much power a circuit uses. This contrasts with a power source that generates power, like a generator or battery.

In a uniform magnetic field, the radius of an electron’s circular orbit is determined by:

(mv)/(Be) = r

Where,

m = electron mass

v = electron velocity

B is the strength of the magnetic field.

e = electron charge

The radius and velocity are directly proportional because the electron’s mass, charge, and magnetic field are all constant.

The radius will likewise double if the velocity doubles.

Therefore, if the orbit’s initial radius is 2 cm, it will double to 4 cm after the speed is doubled.

Thus, 4 cm is the response.

AC motors transform electrical energy into mechanical energy, and AC generators transform mechanical energy into electrical energy.

The representation of Eddy Current Loss is

(Ie)2 x Rcore = We

Where,

Eddy Current Loss = We

Eddy Current = Ie

Re = Core Resistance

According to the equation, it will not change based on the frequency or applied voltage.