How many wattmeters would be needed to measure the total three-phase power in a balanced three-phase four-wire system? Explain.

Q: Four point charges each of 10 μC are placed in free space at the points (1, 0, 0), (−1, 0, 0), (0,…

A: Given 4 point charges each of 10 μC are placed in free space at the points (1, 0, 0), (−1, 0, 0),…

Q: Q1: A three-phase balanced source voltages, operating with a 380 -V line voltage as shown in Fig. 1.…

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Q: Q3: Find the count sequence of the following digital circuit B A SA Q SB Q CLK FF FF A- BDL RA B…

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Q: Find the capacitance (in units of pF) of a parallel plate capacitor that is made of two parallel…

A: Given, A parallel plate capacitor with Area of plates, A=7.6×104 m2 Separation of plates, d=2.4 mm…

Q: Circuit Diagram V1 R1 220 Vrms MA 150 Ω 60 Hz 0.⁰ L1 100mH Computed Values Compute the expected…

A: Power factor is the measure of how effectively the incoming power is used in an electrical system. A…

Q: The signal x(t) = 4rect(7) is transmitted through the atmosphere and is reflected by different…

A: A closed path, where electric current can flow defined as an electric circuit. It is various…

Q: The switch in Fig.4, has been in position a for a long time. At t-0, it moves to position E…

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Q: Q.2) In the circuit shown, V- 100 volts, L-ImH, CluF. For the following coditions: i-V (0)-0 V and…

A: In the given question, Each subpart has its own three sub parts.  We are authorized to answer three…

Q: is P Vo P 0.8 pf lagging 0.9 pf lagging ?For the circuit shown above, what is the input power factor…

A: Power factor- It is the ratio of the total power and the utilized power which means it indicate that…

Q: j2 Ω m -jXcQ HE RQ ww 40/0° V ZL 5Ω or the circuit shown above, what is the magnitude of the load…

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Q: A resonant circuit has a peak output voltage of 4.5 mV. What is the voltage output at the upper and…

A: Given, In a resonant circuit Peak output voltage, V0peak=4.5 mV

Q: B: Calculate the current and voltage drop across each element of the following circuit after switch…

A: At steady state capacitor is replaced by open circuit  and we will find voltage by voltage division…

Q: 2. combinational circuit is defined by the following three Boolean functions: F1 = (X+Y)' + XYZ F2 =…

A: For the given boolean functions,  F1 = (X+Y)' + XYZ   F2 = (XZ)'Y   F3 = (X'+Y)'+X'Y'Z' the…

Q: and k such that the system has a damping ratio &-0.8.

A: Open Loop System (OLS)-A system having a input in the system which does not depends on the system…

Q: Let Ē(x,y,z) = 2x²î +5yĵ+3zk. The value of ſƒƒ(V·E)dV, where V is the volume enclosed by the unit…

A: It is given that  E→=(x, y, z)=2x2i^+5yj^+3zk^ ∇.E=i∂∂x+j∂∂y+k∂∂z.(2x2i+5yj+3zk) ∇.E=4x+5+3

Q: How can you tell that the power pumped by an alternator is directly proportional to the load angle?

A: Alternator pumped the active power into the system but it does not give guarantee to pumped reactive…

Q: :An industrial heater has a nameplate that reads Vrms 175 Hz 65 kVA 117 lagging 0.83 ?What is the…

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Q: When you connect a voltmeter to read a dc voltage   a. polarity is not important b. connect the…

A: In this question,  We need to choose the correct options When you connect a voltmeter to read a dc…

Q: An alternator has 6 poles and runs at 1,000 rpm (a) what is its generated frequency? (b) What must…

A: (a) The speed of the alternator is given by the expression as shown below:  Ns=120fP Plugging the…

Q: Consider the following three Phase balanced circuit 210200 Vrms jasn 210/120° Vrms 24-321 jost -+…

A: In three phase balanced circuit the phase angles differ from each other by 120 degrees.  Three-phase…

Q: .For the following voltage and current phasors, calculate the reactive power in VAR V = 159 < 21⁰…

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Q: a b L2 L3 L4 L5 L1 ?For the circuit shown above, what is the equivalent inductance as seen by the…

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Q: PROBLEM: in plotting root locus, find the jw-crossing is/are R(s) K s(s+ 1)(s² + 4s +13) C(s)

A: To find the jw crossing in Root locus, first find the CE = 1+GH=0 Write RH Table using CE and find…

Q: Using Mesh analysis, find the power consumed by each resistor and the voltages at eac resistor. 9Ω 2…

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Q: x(n): = 3. -n u(-n)-n-5^u(−n−1)+2^u(n-5)

A: given x(n)=13-nu(-n)-n5nu(-n-1)+2nu(n-5)we have to find the z-transform for it.we know…

Q: Example 10.6. The change of inductance for a moving-iron ammeter is 2µH/degree. The control spring…

A: Given a moving iron ammeter with, Change in inductance, dLdθ=2 μHdegree Spring constant, k=5×10-7…

Q: 120 V Source Eline = 207.8 V lline = 0.621 A Ephase(source) = 120 V phase(source) 0.621 A…

A: Line voltage and phase voltage are same in delta connected load Line currents and phase current are…

Q: 4. A certain industrial load has an impedance of 0.6 30° at a frequency of 60 Hz. What capacitor…

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Q: a a series circuit, the current is a. greatest in the highest value resistance b. the same in all…

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Q: Which of these is not an electrical quantity? (a) charge (b) time (c) voltage (d) current (e) power

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Q: he Thevenin impedance of a source is 7Th = 101+ j 58, while the Thevenin voltage is VTh = 264 + j365…

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Q: 2. Solve for I for the circuit shown in Figure 2. 0.4.គ -N V -j0.8 ព ↓1 16/45°v ខ្ទី... | Figure 2…

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Q: The switch in Fig.4, has been in position a for a long time. At t-0, it moves to position E…

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Q: For figure2; (1) determine the Fourier series and spicfy the type of symmetry it has (2) plot the…

A: Given figure is shown below. Time period is T=12sec given signal is even symmetry since ft=f-t.…

Q: A straight wire carrying a 2.88-A current is placed in a uniform magnetic field of magnitude 0.274 T…

A: Given, A current carrying conductor is placed in uniform magnetic field, Current in wire, I=2.88 A…

Q: The Thevenin impedance of a source is 41+j61 Ohms, and the Thevenin voltage 195 + j43 V. Find the…

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Q: slation:- V. (s) - LO [1/10 BY Vo(s) Vo(s) KCL 1 10 [ 5+2] Vo(s) How? Vo (s) LO S+) + Vo (s) Lo 11…

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Q: B: Calculate the current and voltage drop across each element of the following circuit after switch…

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Q: Q1:- A GaAs sample with no = 3x 10¹5 cm³ is illuminated with light and 10¹4 electron- hole pairs/cm³…

A: We need to find out the change in hole concentration

Q: If AL=05H, the instruction MUL AL will produce AL=25H AX=0025H non of all O AL=19H O AX=0019H O…

A: Brief description: In the above given question we need to calculate the value of multiplication…

Q: 16 Voltage is measured in: (a) watts (c) volts (b) amperes (d) joules per second

A: 16) Definition :  Voltage is the difference of electrical potential between two points in a…

Q: At an electrical rotor position of 7/2, the flux linkage equations of a 2-phase machine are 2ab =…

A: Given λab =2005 iab and Ksr  =0-110

Q: 10 Ω j4 Ω + E₁ Μ ~) Vs 2:1 The Ioad on the right is absorbing 650 W - j200 VAR. V, = 80 / 0° V. I1…

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Q: a group of incandescent lamps draws 7.4 A, from a 120v supply. due to a small resistance in the wire…

A: A group of incandescent lamps draws 7.4 A, from a 120v supply. Due to a small resistance in the wire…

Q: VII. Design a counter using a 74HC163 binary counter. diagram. ( (1) The MOD is 5+2=7 (2) If the MOD…

A: The 74HC163 is a synchronous presettable binary counter with an internal look-head carry.…

Q: Give the value of the following resistors with the given strips of colours. Draw a resistor and…

A: The value of the resistor for the given resistor color code can be obtained by using the resistor…

Q: Assuming that there are no charges in the four regions shown in the figure, which of the patterns…

A: The electric field lines originate at a positive charge and terminate at a negative charge. In…

Q: 55² +25-4 (5+1) (S+2) (S+ 3) Taking Laplace transform (Partial fract D

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Q: The switch in the given figure has been in position A for a long time. Assume the switch moves…

A: Brief description: For the above given question we need to calculate the value of initial voltage on…

Q: 4) In the figure below, C1 and C2 are very large. Determine the following (a) Quiescent collector…

A: Brief description: For the above given common emitter PNP transistor circuit we need to calculate…