Find the potential difference between point a and point b for the situation shown below. Here &₁ = 12.0 V, E₂ = 7.77 V and R₁ = 4.33, R₂ = 6.442, and R3 = 2.28 0. Va - Vb = www E₂ b www. R3 R₁ &₁
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- Find the potential difference between point a and point b for the situation shown below. Here E1 = 12.0 V, E2 = 7.77 V and R1 = 4.13 Ω, R2 = 5.24 Ω, and R3 = 2.28 Ω.Vbatt=25 VC1=90 ?CC2=75 ?CC3=60 ?CR1=160 ΩR2=120 Ωt2=21.6 msect3=27 msecConsider the circuit shown below which shows a battery connected to some resistors and capacitors along with some switches which will be toggled opened or closed at different times. The components are listed above. The capacitances are in microCoulombs (?C), the resitances are in Ohms (Ω), and the times are in milliseconds (msec). A stopwatch is started at time t1=0 ms. At that time, switch S1 is closed and all other switches are open and the capacitor is allowed to charge up.(a). What is the charge (in uC) on C1 at the time the stopwatch reads t2=21.6 ms?Ans: 1750 uC(b). What is the current (in mA) through R1 at t2=21.6 ms?Ans: 34.9 mA(c). What is the voltage (in V) across R1 at t2=21.6 ms?Ans: 5.58 V(d). What is the voltage (in V) across C1 at t2=21.6 ms?Ans: 19.4 V(e). What is the energy (in mJ) in C1 at t2=21.6 ms?Ans: 17.0 mJThen, immediately at time t2=21.6 on the stopwatch, switch S1 is thrown open and…A circuit element has the following voltage across it and current running through it.?(?) = 3 cos(100? + 30°) V,?(?) = 50sin(100? + 30°) mA.Assume polarities are chosen so that the current is flowing into the positive voltage terminal.(a) Determine if this circuit element is a resistor, capacitor, or inductor.(b) Find the impedance of this circuit element.(c) Find the component value of the circuit element. ie. if it is an resistor find R, if it is a capacitor, find C, if it is an inductor, find L.
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- Power Electronics: According to the information obtained from the catalog, the threshold voltage value and internal resistance of the thyristor:V = 2v, R=0.84 milliohm,The current given in the figure passes through this thyristor. Wave information:Im = 1000 AD = 20f = 200hzWhat is the active power consumed on this thyristor in watts?A)184.6B)97.8C)284.3D) 382.5E) 137.2If a coil of wire has a resistance of 20ohms at 40oC and 20 at 80oC,what will be the resistance of the coil at 0oC. oC = degrees celciusIn the figure below, let R1 = 9.00 Ω, R2 = 9.00 Ω, and = 6.00 V. (a) Calculate the potential difference between points a and b in the figure above. V(b) Identify which point is at the higher potential. point apoint b They are at equal
- An inductance of 1 henry, a resistance of 1600 ohms, and a capacitance of 10-6 farad are connected in series with an e.m.f 100 sin 600t volts. If the charge Q and the current I are both zero when the time t = 0, find the current when t = 0.001 second.Given:Vb = 100 voltsR = 10000 ohmsC = 200 μFAssuming that after a long period of time, the switch is flipped from position "A" to position "B" at t=0. Determine the current in the source-free circuit after 1 second.A circuit with a supply voltage of 2.5 V is being powered through a package. The packagehas a resistance of 100 m and a certain inductance L. The circuit requires at least 2.25 Vto function correctly. If this voltage is required in a time of 1ns, calculate the effectiveinductance L for the package.