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- An ECG monitor must have an KC time constant lessthan 1.00102s to be able to measure variations involtage oversmall time intervals, (a) If the resistance of the circuit (duemostly to that of the patient's chest) is 1.00kTwhat is the maximum capacitance of the circuit?(b) Would It be difficult in practice to limit the capacitance to less than the value found in (a)?Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r = 1,00 . (a) Find the equivalent resistance of the circuit and the current out of the battery. (b) Find the current through each resistor, (c) Find die potential drop across each resistor, (d) Find the power dissipated by each resistor, (e) Find the total power supplied by the batteries.Currents of approximately 0.06 A can be potentially fatal. Currents in that range can make the heart fibrillate (beat in an uncontrolled manner). The resistance of a dry human body can be approximately 100 k . (a) What voltage can cause 0.06 A through a dry human body? (b) When a human body is wet, the resistance can fall to 100 . What voltage can cause harm to a wet body?
- Use mesh analysis to determine the three mesh currents in the circuit ? iz 3 0 7 V + 6 V izUsing Mesh Analysis Determine the values of all the currents flewing on each of the resistors. ww Vs1- 60 V 45 Vs2 = 30 V wwconnected con sist of five resis tors 7.a A circit as below. Determine the effective Tesistance in the circuit. RI RS- R2 R+ Ginen R, = sor, Rz=25Jr, R3= 30r, R¢=60r, Rs= 70r iD Wlhat is Hhe current is Hhe circuit iç the potential the resistors is 24 V? CICcross What is the potential that ccin be tapped across Rs? b.A circuit consist sisc capacitors connicted as below, detemine the effective capacitalnce. (3 G= SmF, G= Smf, G= 6mF, C4 = 6mF, Gaigg fo Cs= 8mF, C6 = 8 mF. What is the energy stored in the capacitors in ;circuit if the potential across %3D the the capacitors is 24V? C- lwo charges +3C and t 5C are placed 20Cm from in Yacuum- Wlhat magnitude of force will. their Centres they ebcert on each other, If Hhe sccond charge hes its polacity changed to negative (-sc). Inlliat would be the nature of the force ? Will there be a change in magnitude ? LPermitivity of free space a 8.8sx 10 -12
- Q3/ Find out currents through all the resistors and voltages across all resistors using Mesh analysis. Ra=9 Rb =6 Rc = 15 Vp=11 Vq =6a). A circuit consist of five resistors connected as below, determine the effective resistance in the circuit. RI R2 Given that R1, R,Rs,RA and Rs are given respectively as 50, 25, 30, 60 and 70Q, what is the current in the circuit if the potential aeross the resistors is 24 V?mam/sir how do u draw an electrical circuit, with a voltometer and a anmeter.
- Problems. Find Vo in the following circuit: ww 6k V1 5V vo 1kDesign a circuit in tinkercad such that the total current of the network is being measured. A breadboard, multimeter, and resistor can be used. R1=5kΩ, R2=8kΩ, R3=20kΩ, and V=40V.Use the voltage divider rule to determine Vab (voltage at a as measured from b). Use the correct sign to indicate whether current is higher or lower at a than b.