current in R1 in ampere
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A 10 ohms R1 , 30 ohms XL , and 60 ohms XL are connected in parallel across 220 volts 60 Hz source. What is the current in R1 in ampere
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- Given the zener voltage at 9V and the zener power at 1W, what is the range of allowable values of Iz (operating values). Choices: 0.11A 22mA to 89mA 9A 0.11A to 9A Plss show complete solutionThree resistance 14. 5 Q, 25. 5 Q and 60 Q are connected in series across 200 V. What will be the voltage drop across 14. 5 Q (a) 29 V (b) 13. 5 V (c) 14 V (d) 18 VThe voltage across the resistor in series RL when suddenly supplied by a DC source is? a. zero O b. minimum O c. infinity O d. maximum
- Q1 The magnetic circuit of Figure Q1(a) consists of rings of magnetic material in a stack of height h. The rings have inner radius R¡ = 3.2 cm, outer radius R, = 9.2 cm, stack height, h = 2.0 cm, air gap, g = 0.05 cm and the number of turns, N = 200 turns. If the fringing in the air gap increases the effective cross-sectional area of the air gap by 5% and the relative permeability µ, = 4000, determine: (а) The mean core length l, and the core cross-sectional area A. (b) The reluctance of the core R. and reluctance of the air gap R,. (c) The current i that required to produce a flux density of Bg = 1.25 T at an air gap. (d) If the current i is double from Q1(iii), determine the flux density in the air gap.Q) What should be the value of R such that maximum power transfer can tabe place from the rest of the networt to R in the figure?0mci01ei8 31 .ol 2 [Ans. 5-33 n and 188 mw) 24 V 25A (1A 102 resistor is connected in series to a parallel combination of a 60 2 resistor and a 20 02 resistor to form a load across a 220-volt source. Draw a circuit diagram in your solution paper and determine the current in Amperes (A) in the 60 resistor. Round-off your final answer to the nearest tenths. Do not type the unit in your answer.
- Three 47.1 ohm resistors and three 17.1 H inductors are all in series with a 37 volt battery and a switch. The switch is placed in position A at time t = 0 and switched to position B at time t = 743 ms. Find the voltage across each of the resistors at time t = 1.17 seconds. Owo DO A R R in in ete SW éte لفظوFigure 5 shows a current series feedback amplifier. The sampled current signal is the output current, I, flowing in resistor, Rg, where it develops a feedback signal voltage, V across the resistor, Rg. Determine: a) the feedback gain, B = I. 1. Io the gain without feedback, A = Vs b) A c) the gain with feedback, Af 1+BAWhen the voltage source is turned off in a simple circuit consists of a resistor and an inductor, the rate of decrease of the current is proportional to the current. The current is 40 amperes at the moment that the switch is off and dies down to 15 amperes after 0.01 sec. Determine the current in 0.02 sec. 3.375 amperes 4.25 amperes 5.625 amperes 6.025 amperes
- Using the rules for parallel circuits and Ohmslaw, solve for the missing values. ETE1E2E3E4ITl1I2l33.2AI4RT3.582R116R210R3R420PTP1P2P3P4A resistor R is connected in parallel with a 10 ohm inductive reactance. The combination is then connected in series with a 4 ohm capacitive reactance. The whole combination is connected across a 100 volt, 60 Hz supply. How much is Rif the angle between the supply voltage and the total current is 45 degrees.what us the resistance of teb 240- resistors connected in series? in parallel?