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1. If v(t)-40V at #300 and t 1ms, determine the mathematical expression for the sinusoidal voltage....
1. The current through a 0.1-H coil is provided. Find the sinusoidal expression for the voltage...
1. The current through a 0.1-H coil is provided. Find the sinusoidal expression for the voltage across the coil. Sketch the v and i curves. a. i = 10 sin 377t b. i = 7 sin(377t - 70°) 2. The voltage across a 1-micro F capacitor is provided below. What is the sinusoidal expression for the current? Sketch the v and i curves. v = 30 sin 400t 3. For the following pairs of voltages and currents, determine whether the...
Consider the sinusoidal voltage v (t) = 40 cos (100t+60°) V. Part A Part D Part...
Consider the sinusoidal voltage v (t) = 40 cos (100t+60°) V. Part A Part D Part G What is the maximum amplitude of the voltage? Express your answer to three significant figures and include the appropriate units. What is the phase angle in radians? Express your answer in radians to three significant figures. What is the first time after t=0 that v=-40V? Express your answer to three significant figures and include the appropriate units. ? TO AD U veca o...
120 Problem 1, Use the node-voltage method to find the steady state expression for v () in the circuit shown. The sinusoidal sources are v,-35cos 50 t V'and i 20 sin 50 1 A 20 Ω 0 Problem 2 1...
120 Problem 1, Use the node-voltage method to find the steady state expression for v () in the circuit shown. The sinusoidal sources are v,-35cos 50 t V'and i 20 sin 50 1 A 20 Ω 0 Problem 2 120) Use the mesh-current method to find the steady state expression for velt) in the circuit shown. Answer must be in time domain. Below excitation voltage v is given in time domain v(t) 0.75 V,<t 2 Ω ) 5osin(40140°) Problem 3...
1. (i) In a circuit, the voltage is given by: Vs (t) 12 cos(50t10) V (a)...
1. (i) In a circuit, the voltage is given by: Vs (t) 12 cos(50t10) V (a) What is the amplitude of the voltage? (b) What is the phase of the voltage? (c) What is the angular frequency (radians/sec.) of the voltage? (d) What is the frequency (in cycles/sec.) of the voltage? (e) Determine vs (t) at time t 2.5ms (ii) Given v1(t)cos(50t 50°) V and v2(t) 12 sin(50t 10°) V, determine the phase angle between the two sinusoids and determine...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until the current i, is in-phase with v. a) Calculate the value of (f) in Hertz at which both the voltage and current are in phase. b) If vg = 30 cos(2nft) V[where'f' is the frequency obtained in part a ), Determine the steady state expression for current, i, (50/3) kN2 1.2k12 w 50 nF 200 mH Figure 1
2) Given an AC voltage source v(t) i(t) 10v2 cos(2T60t +60°) A, determine the relationship ot...
2) Given an AC voltage source v(t) i(t) 10v2 cos(2T60t +60°) A, determine the relationship ot their phase angles i(t) leads v(t) bydegree (write your solution between -180 and +180 degree). 120V2 cos(2π60t + 30°) V whose current output is 3) Given an AC voltage source v(t) 120v2 cos(2T60t+30°)V whose current output is i(t) = 10V2 cos(2 π60t + 345°) A, determine the relationship of their phase angles: t) lags vit) by degree (write your solution between-180 and 180 degree)
1 Review Constants A sinusoidal voltage is given by the expression v=7.5 cos(3769.91t - 53.13°) V....
1 Review Constants A sinusoidal voltage is given by the expression v=7.5 cos(3769.91t - 53.13°) V. Part G Find the smallest positive value of t at which v = 0. Express your answer to three significant figures and include the appropriat t = Value Units Submit Request Answer Part 1 Find the smallest positive value of t at which dv/dt = 0. Express your answer to three significant figures and include the appropriate units. LO! Value ROO? Units t =
10 points Save Ans A sinusoidal voltage (t) has arms value of 220 V. The voltage...
10 points Save Ans A sinusoidal voltage (t) has arms value of 220 V. The voltage completes one complete cycle in 20 msec (milliseconds). The magnitude of the voltage at zero time is 200 V. Find the expression for v(t) using the cosine function, v(t) = 311.12 cos(314.167 +50) ov(t) = 220 cos(314.16+ + 50") v(t) - 311.12 cos(314.167 + 24.62") v(t) - 311.12 cos(507 +50°) v(t) = 220 cos(50t + 24.62") v(t) - 311.12 cos(501 + 24.62") Moving to...
Problem 2. Consider the sinusoidal voltage given by v(t) = 25 cos(400nt + 60°) V. a....
Problem 2. Consider the sinusoidal voltage given by v(t) = 25 cos(400nt + 60°) V. a. What is the maximum amplitude of the voltage? b. What is the frequency in hertz? c. What is the frequency in radians per seconds? d. What is the phase angle in radians? e. What is the phase angle in degrees? f. What is the period in milliseconds? g. What is the first time after t=0 that v=0?
PROBLEMS Given in5 cos (400 120%) A, determine the period of he current and the frequency...
PROBLEMS Given in5 cos (400 120%) A, determine the period of he current and the frequency in Hertz. s galculate the current in the resistor in Fig. P8.S if the voltage input is (a) (0)-10 cos (3771 +180°%) V (b) 00 12 sin (377t +45) V Give the answers in both the time and frequency domains 8.2/Determine the relative phase relationship of the two waves ana M(010 cos (377t- 30) v n)10 cos (3771 +90*) v e.9) Given the following...
Consider the sinusoidal voltage v (t) = 40 cos (100t+60°) V. Part A Part D Part G What is the maximum amplitude of the voltage? Express your answer to three significant figures and include the appropriate units. What is the phase angle in radians? Express your answer in radians to three significant figures. What is the first time after t=0 that v=-40V? Express your answer to three significant figures and include the appropriate units. ? TO AD U veca o...
120 Problem 1, Use the node-voltage method to find the steady state expression for v () in the circuit shown. The sinusoidal sources are v,-35cos 50 t V'and i 20 sin 50 1 A 20 Ω 0 Problem 2 120) Use the mesh-current method to find the steady state expression for velt) in the circuit shown. Answer must be in time domain. Below excitation voltage v is given in time domain v(t) 0.75 V,<t 2 Ω ) 5osin(40140°) Problem 3...
1. (i) In a circuit, the voltage is given by: Vs (t) 12 cos(50t10) V (a) What is the amplitude of the voltage? (b) What is the phase of the voltage? (c) What is the angular frequency (radians/sec.) of the voltage? (d) What is the frequency (in cycles/sec.) of the voltage? (e) Determine vs (t) at time t 2.5ms (ii) Given v1(t)cos(50t 50°) V and v2(t) 12 sin(50t 10°) V, determine the phase angle between the two sinusoids and determine...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until the current i, is in-phase with v. a) Calculate the value of (f) in Hertz at which both the voltage and current are in phase. b) If vg = 30 cos(2nft) V[where'f' is the frequency obtained in part a ), Determine the steady state expression for current, i, (50/3) kN2 1.2k12 w 50 nF 200 mH Figure 1
2) Given an AC voltage source v(t) i(t) 10v2 cos(2T60t +60°) A, determine the relationship ot their phase angles i(t) leads v(t) bydegree (write your solution between -180 and +180 degree). 120V2 cos(2π60t + 30°) V whose current output is 3) Given an AC voltage source v(t) 120v2 cos(2T60t+30°)V whose current output is i(t) = 10V2 cos(2 π60t + 345°) A, determine the relationship of their phase angles: t) lags vit) by degree (write your solution between-180 and 180 degree)
1 Review Constants A sinusoidal voltage is given by the expression v=7.5 cos(3769.91t - 53.13°) V. Part G Find the smallest positive value of t at which v = 0. Express your answer to three significant figures and include the appropriat t = Value Units Submit Request Answer Part 1 Find the smallest positive value of t at which dv/dt = 0. Express your answer to three significant figures and include the appropriate units. LO! Value ROO? Units t =
10 points Save Ans A sinusoidal voltage (t) has arms value of 220 V. The voltage completes one complete cycle in 20 msec (milliseconds). The magnitude of the voltage at zero time is 200 V. Find the expression for v(t) using the cosine function, v(t) = 311.12 cos(314.167 +50) ov(t) = 220 cos(314.16+ + 50") v(t) - 311.12 cos(314.167 + 24.62") v(t) - 311.12 cos(507 +50°) v(t) = 220 cos(50t + 24.62") v(t) - 311.12 cos(501 + 24.62") Moving to...
Problem 2. Consider the sinusoidal voltage given by v(t) = 25 cos(400nt + 60°) V. a. What is the maximum amplitude of the voltage? b. What is the frequency in hertz? c. What is the frequency in radians per seconds? d. What is the phase angle in radians? e. What is the phase angle in degrees? f. What is the period in milliseconds? g. What is the first time after t=0 that v=0?
PROBLEMS Given in5 cos (400 120%) A, determine the period of he current and the frequency in Hertz. s galculate the current in the resistor in Fig. P8.S if the voltage input is (a) (0)-10 cos (3771 +180°%) V (b) 00 12 sin (377t +45) V Give the answers in both the time and frequency domains 8.2/Determine the relative phase relationship of the two waves ana M(010 cos (377t- 30) v n)10 cos (3771 +90*) v e.9) Given the following...
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