Question 2 In the magnetic circuit detailed in below Figure with all dimensions in mm, calculate the required current to be passed in the coil having 200 turns in order to establish a flux density of 0.8 T in the center leg. The B-H curve of the material is given as shown in the figure. Permeability of air may be taken as, μo = 4 × 10-7 H/m B in Tesla 40 + 2.4 2.0 1.6 1.2 0.8 0.4 60 60 200 40 60 200 60 1000 2000 3000 H (AT/m) 500

1. Consider the following magnetic circuit with a core that has a relative permeability 2500. The depth of the core is 2cm. The coil has 500 turns and it carries a current of 20A. N k 10 cm 20 cm 10 ст ✓ 10 cm T 20 cm 10 cm T a) Determine the flux and flux density in the core. b) Determine the inductance. c) Suppose a single-phase 240V(rms) voltage with 50Hz is now connected to the coil of the above circuit, obtain the expression for the current in the coil

the question is in the picture

Coils in (a) and (b) are subjected to the same flux variation by moving the 4 points permanent magnet of magnetic field intensity B in and out of the coils. The resulting voltage induced are as shown in the figure. Deduce the flux variation. * (a) (b) Changing Changing B B N-4 N=2 V gen =-16 volts V gen = -8 volts O a) 4Wb/s; b) 8Wb/s O a) 4Wb/s; b) 4Wb/s O a) 8Wb/s; b) 4Wb/s a) 6Wb/s; b) 4Wb/s

Please give explanations for each. This is mech

QUESTION 4 Find Fa if: Fb = 445 db =0.6 da=0.2 e = 42 Provide answer to zero decimal places. Do not leave a space between answer and units. Fa Fb da db

For the angle θ, determine the following:(a) the lengths LBE and LAB, in m (b) the angles α and φ, in degrees   Parameters: P = 737N, θ = 37°

mechanical of materials resolve the following problem By circle of mohr

Question 3 We can make an energy dense capacitor by stacking layers of conductors separated with a dielectric, as shown below. Then, every other layer is connected together and held at the same voltage. V₁ V2 Suppose that all layers are identical and a single pair of plates has a capacitance of 21 F. What is the equivalent capacitance of this setup? Enter your answer in units of [Farads (F) ], rounded to the nearest one.

Don't mind the red line.