A 6 0 − Hz , single-phase source with V = 277 ∠ 30 ° volts is applied to a circuit element. (a) Determine the instantaneous source voltage. Also determine the phasor and instantaneous currents entering the positive terminal if the circuit element is (b) a 20 − Ω resistor. (C) a 10 − mH inductor, and (d) a capacitor with 25 − Ω reactance.
A 6 0 − Hz , single-phase source with V = 277 ∠ 30 ° volts is applied to a circuit element. (a) Determine the instantaneous source voltage. Also determine the phasor and instantaneous currents entering the positive terminal if the circuit element is (b) a 20 − Ω resistor. (C) a 10 − mH inductor, and (d) a capacitor with 25 − Ω reactance.
Solution Summary: The author explains the instantaneous source voltage and its value.
A
6
0
−
Hz
, single-phase source with
V
=
277
∠
30
°
volts is applied to a circuit element. (a) Determine the instantaneous source voltage. Also determine the phasor and instantaneous currents entering the positive terminal if the circuit element is (b) a
20
−
Ω
resistor. (C) a
10
−
mH
inductor, and (d) a capacitor with
25
−
Ω
reactance.
A3 φ, 50 Hz infinite bus bar is connected to two synchronous generators. Generator 1 has a speed of 300 rpm and generator 2 has 30 poles. Determine:
the speed of generator 2
the number of poles of generator 1
2. Triple Integral Applications
2a.
First step Darw the volume of the solids in the first octant which bounded by xy-plane, yz-plane, plane
x+y=4 and z. = x2+6.
2b.
First draw the region bounded in between z = p and z=1, side by the cylinder r? ≤ 4, and in the first and second octant. Defermine its volume by using cylindrical coordinate system.
2c. Solving Using Spherical Coordinates
2c.
First draw the volume of region which is bounded above by sphere of
x? + y2 + 2? = 81 and below by cone z = x? + y? in the first octant.
first step drawing second step calculation
i need to cal by hand
Armature reaction in an alternator primarily affects:
A: rotor speed
B: terminal voltage per phase
C: frequency of armature current
D: generated voltage per phase
Chapter 2 Solutions
MindTap Engineering, 1 term (6 months) Printed Access Card for Glover/Overbye/Sarma's Power System Analysis and Design, 6th
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Inductors Explained - The basics how inductors work working principle; Author: The Engineering Mindset;https://www.youtube.com/watch?v=KSylo01n5FY;License: Standard Youtube License