Discuss how impressed current can prevent the corrision of metals.
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Discuss how impressed current can prevent the corrision of metals.
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- Ferromagnetic materials have this characteristic. A. A relative permeability slightly less than one. B. A relative permeability slightly greater than one. C. A very high resistivity. D. A high relative permeability.Mention applications of a resistance strain gauge for measurement of non-electric quantities.Which of the following is NOT a variable in voltametric methods? A. How the current is applied B. How the potential is applied C. The inclusion of convection D. All the above E. Type of working electrode
- The primary voltage on the transformer in Figure 2–46 (p. 96) is 120 V rms and NP : NS = 15:1. Diode voltage drops are 0.7 V. (a) What should be the value of RL if the average current in RL must be 0.5 A? (d) Is it alright to measure with an oscilloscope both the input and output waveforms at the same time in Figure 2-46? Why or why not?Look for Requivalent(Equivalent Resistance).Please show detailsFundamentals of Electric Circuit
- The resistance of wire increases from 40 – ohm at 20 0C to 50 – ohm at 70 0C. Find the temperature coefficient of resistance at 0 0C.10) A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its resistivity in uQ-cm?Breakdown strength of the gases experiment the current will be increased by a. Cathode produced electrons b. Anode attraction c. Free electrons d. Additional electrons