A magnetic circuit is made of mild steel arranged as shown below. The centre limb is wound with 500 turns and has a cross-sectional area of 800 mm. Each of the outer limbs has a cross-sectional area of 500 mm. The air gap has a length of 1.0 mm. Calculate the current required to set up a flux of 1.3 mWb in the centre limb, assuming no magnetic leakage and fringing. The mean lengths of the various magnetic paths are shown on the diagram. B (T) 1.7 1.6 1.5 I mm 120 300 300 1.4 mm mm mm 1.3 1.2 1000 2000 3000 4000 5000 H (A/m) Magnetization characteristic of mild steel

Q: For operation at 60 Hz and a given peak flux density, the core loss of a given core is 1W due to…

A:

Q: For the electromagnet of Figure-a. Find the flux density in the core.b. Sketch the magnetic flux…

A: The magnetic flux density (B) is the ratio of magnetic flux (∅) to area of cross section (A) and…

Q: 1.Consider the magnetic core below.All dimensions are shown on the figure. The core is made up of…

A:

Q: A ferromagnetic core with a depth of 5 cm and relative permeability of 1550 is shown in Figure 1.…

A:

Q: A DC current I flows in a long solenoid with n coil-turns per unit length. The core is made of iron…

A: The solution can be achieved as follows.

Q: Explain the hysteresis that can be found in materials due to force, magnetic and electrical…

A:

Q: The magnetic structure shown in the figure is built with a material whose magnetization curve is…

A:

Q: An iron ring mean length 100 cm with an air gap of 2 mm has a winding of 200 turns. If the…

A: In this question, An iron ring mean length 100 cm air gap of 2 mm Number of turns= 200 turns. If the…

Q: Determine the magnetic flux density, B, inside an ideal solenoid of length much greater than…

A:

Q: Given a magnetic circuit as shown in Figure Q3(a)(i) where the core is a cast steel. B- H curve for…

A:

Q: What is the primary characteristic of an eddy current in a conductor exposed to a changing magnetic…

A: Eddy currents are circulating currents induced in the conductor when it is exposed to a changing…

Q: Amagnetic field is being generated by a current of 2.0A flowing through 180 turns of wire on a core…

A: flux = MMFreluctance MMF = No. of turns * current in the coil .  Given current in the coil = 2 amps…

Type of Magnetic Material

Every material has a unique composition that defines its magnetic behavior. Some materials get attracted towards a magnet and are called magnetic materials. Based on the magnetic properties held by each material, they are classified into different types.