Calculate the current flowing in a 50 mH - inductor if the energy stored in its magnetic field is 280 µJ.
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Calculate the current flowing in a 50 mH - inductor if the energy stored in its magnetic field is 280 µJ.
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- A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted between the plates without changing the spacing, and the capacitance becomes 15 F. What is the dielectric constant of this material?Calculate the magnetic field in the center of the coil, which has threelayers of 600 turns each, the length of the coil is 0.5 m and circulates a3.2 A currentA circular coil has a mean diameter of 100 cm having an electron density of 3.34 x 1024 e/m3 with a cross sectionalarea of 10 square cm. How many electrons will pass through the conductor?
- 4 Which term refers to the insulating material that is inserted between the plates of a capacitor? Select one: a. Dielectrics b. Resistor c. Conductor d. InsulatorTwo 2.00-mC charged particles are located on the x axis.One is at x 1.00 m, and the other is at x 1.00 m.(a) Determine the electric field on the y axis at y0.500 m. (b) Calculate the electric force on a 3.00-mCcharge placed on the y axis at y 0.500 m.1. A capacitor stores energy within the dielectric between the conducting plates in the form of ____________. Select one: a. a magnetic field b. negative electric charge c. an electric field d. positive voltage
- What is the capacitance C of a capacitor if the magnitude of the charge on the positive plate conductor is 2x10exp-6C and there is a 12 volt potential difference between the conductors.Physical properties that affect inductance are: 15) ________A) area of the coil, permeability, and amount of current flow.B) length of coil, resistance of the coil's wire, and number of turns.C) number of turns, voltage applied, and core material.D) core material, number of turns, length of the core, and cross-sectional area of the core.In a simple concentric spherical system, the radius of the inner electrode is 3 cm and the radius of the outer electrode is 5 cm. When the potential difference between these electrodes is 200 kV, what is the maximum electric field strength in kv/cm?
- Determine the transition temperature and critical field at 4.2 K for a given specimen of a superconductor if the critical fields are 1.41 x 105 and 4.205 x 105amp/m at 14.1 K and 12.9 K, respectively.Which term refers to the insulating material that is inserted between the plates of a capacitor? Select one: a. Conductor b. Dielectrics c. Resistor d. InsulatorIf Teflon material is placed between a parallel plate capacitor with each plate of 4 cm², what will be the maximum amount of charge accumulated on the capacitor?(Take K=2.1, Emax= 60x10^6 V/m.)