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- Figure shows a circuit and a conducting rod. A conducting rod moves with a constant velocity vperpendicular to a circuit with a current I=2.82sin(??)Two long straight current-carrying wires are lined up parallel to one another in vacuum at a distance d. Currents of I and I2 flow through the wires, both in the same direction generating the field of BM at a midpoint between them. Write down an expression for BM in terms of the 1. Please use "*" for products (e.g. B*A), "/" for ratios (e.g. B/A) and the currents running in each of the wires. Assume vacuum permeability Ho 1 usual "+" and "-" signs as appropriate. For use 1/(A*B). For Greek letters such as å or n use lambda and pi. Please use the "Display A*B response" button to check you entered the answer you expect. Вм-A material that experiences a force and that deforms as a result of charge building up across its surfaces from an applied voltage is known as a/an... O a.... ferro-magnetic material. O b.... semi-conductor material. C.... piezo-electric material. d.... electro-magnetic material.
- In short explain the dependency of the energy storage in the inductor on the dimension and the flux density. OR In short state the relation between the inductor energy and the dimension of condcutor and their flux density. Both are same question.Q.4 Topic Power Systems - Basics of Insulat... A suspension type insulator has three units with self-capacitance C and ground capacitance 0.1C. What will be the string efficiency?OSSecO A current Ip5A flows through long regular wire in emty space. an infinitely It square perimerer with a side length of 3 [cm] at A Second distance of d=4Ecm] from the eurrent On +he same plane with this current ldirection is giver in the figure J are awailable. Caleulate the enductance L42 as EuH].
- Eddy currents can be induced only in metals that are not ferromagnetic, for example, copper and aluminium. Select one: True FalseWe want to investigate how the field strength will be with air as dielectric and with steatite. A plate capacitor is placed in a 24 kV network between phase and ground. The relative permittivity of air is &=1 and for steatite &-6. The plate capacitor has area = 1m². The distance between the electrodes is 2 mm. Ep = 8.854-10-12 F/m A=1m² d=2mm a) Calculate the maximum field strength in the plate capacitor. (Answer: 9.8kV/mm) b) What is the capacitance of the capacitor if we use steatite? (Answer: C = 26.6nF)If I = 5 A, find E, the potential at D w.r.t. the potential at B and the potential at A w.r.t. the potential at C.
- Which of the following is not true for ferromagnetic materials? Please choose one: a. High?mthey have value. b.Above the Curie temperature, they lose their non-linear properties. C. a fixedµrthey have value. D.The energy loss is proportional to the area of the hysteresis loop.Write down the equations for the instantaneous charge and current for charging and process in a dc RC series circuit. At t = RC, find the percentage of charges and currents in both the processes? How to find the time constant from current vs. time and charge vs. time graphs.Question A suspension type insulator has three units with self-capacitance C and ground capacitance 0.1C. What will be the string efficiency?