a) Figure Q2(a) shows a circuit cofiguration of DC ammeter by using PMMC instrument. Determine and analyze the following: i You are required to modify a PMMC instrument with a full-scale deflection current of 2 mA into a 0-150 mA ammeter application. Given the internal resistance, Rm of the meter is 100 2, find the required shunt resistor, Rsh need to be installed into the circuit. ii By using the modified circuit as in (), you are required to improve that circuit which capable to measure a current up to 1 A. What will be the vahue of the new shunt resistor? Hint: add up a new shunt resistor with original R, is maintain PMMC instrument Rsh ww Figure Q2(a)

a) Figure Q2(a) shows a circuit cofiguration of DC ammeter by using PMMC instrument. Determine and analyze the following: i You are required to modify a PMMC instrument with a full-scale deflection current of 2 mA into a 0-150 mA ammeter application. Given the internal resistance, Rm of the meter is 100 2, find the required shunt resistor, Rsh need to be installed into the circuit. ii By using the modified circuit as in (), you are required to improve that circuit which capable to measure a current up to 1 A. What will be the vahue of the new shunt resistor? Hint: add up a new shunt resistor with original R, is maintain PMMC instrument Rsh ww Figure Q2(a)

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.2P: The temperature dependence of resistance is also quantified by the relation R2=R1[ 1+(T2T1) ] where...

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