1.21 The voltage and current at the terminals of the cir-Scuit element in Fig. 1.5 are zero for t 0. Fort> 00.they are201 miim ml uup91MV=50e 1600t50e-400t 3T vedi = 5e_1600t5e 400t mA.200a) Find the power at t = 625 us.3001s ims b) How much energy is delivered to the circuit ele-ment between 0 and 625 us?m OSngc) Find the total energy delivered to the element.

Question
Asked Aug 28, 2019
90 views
1.21 The voltage and current at the terminals of the cir-
Scuit element in Fig. 1.5 are zero for t 0. Fort> 0
0.
they are
201 miim ml uup
91
M
V=50e 1600t
50e-400t 3T ved
i = 5e_1600t
5e 400t mA.
200
a) Find the power at t = 625 us.
300
1s ims b) How much energy is delivered to the circuit ele-
ment between 0 and 625 us?m OS
ngc) Find the total energy delivered to the element.
help_outline

Image Transcriptionclose

1.21 The voltage and current at the terminals of the cir- Scuit element in Fig. 1.5 are zero for t 0. Fort> 0 0. they are 201 miim ml uup 91 M V=50e 1600t 50e-400t 3T ved i = 5e_1600t 5e 400t mA. 200 a) Find the power at t = 625 us. 300 1s ims b) How much energy is delivered to the circuit ele- ment between 0 and 625 us?m OS ngc) Find the total energy delivered to the element.

fullscreen
check_circle

Expert Answer

Step 1

Part (a):

Write the expression for instantaneous Power as follows:

help_outline

Image Transcriptionclose

P(t)=v(t)i(t) Substitute given parameters and rewrite the expression as follows: VSe1600 ) x103 W 5e 400r mA 50e 1600 50e-400 - (250)(e = (0.250)(e -400t e -1600t -3200t -800t e -2e 2000 w

fullscreen
Step 2
help_outline

Image Transcriptionclose

625 /us as follows: Find the power at t P(625 us)(0.250)320625-10" | te 30625-10 )2e2000(625-10) W 0.04221 W - 42.21mW

fullscreen
Step 3

Part (b):

Write the expression for energy delivered to ...

help_outline

Image Transcriptionclose

W ()=P()dt From Part (a), substitute P(t) and rewrite the expression as follows: W ()=[(0.250)(e -3200t e800t _2e2000f W ldt

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Engineering

Electrical Engineering

Related Electrical Engineering Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Use source transformation to find ix in the circuit below. (circuit displayed in attachment)

A: We can transform the current source into equivalent voltage source. The value of voltage source is c...

question_answer

Q: The ABCD constants of a three-phase, 345-kV transmission line are:A = D = 0.98182 + j0.0012447.B = 4...

A: Since, the given ABCD parameters for the 345 kV transmission lines are:A = D = 0.98182 + j0.0012447B...

question_answer

Q: Feedback Control of Dynamic Systems (7th edition) - Problem 7.18

A: (a). Numerator part of the gain:b(s) = b1sn-1 + b2sn-2 + …………+ bn…………………… (1)Denominator part of the...

question_answer

Q: please could you help me to find the solution of  question (b)

A: The output of each meter should be determined.

question_answer

Q: A single phase overhead transmission line delivers 4000 kW at 11 kV at 0·8 p.f. lagging. If resistan...

A: The equivalent circuit diagram is as follows:

question_answer

Q: What is the time constant for a 47 H inductor in series with a 470 Ω resistor? Part 1. (a) What is ...

A: Given Data: The value of inductor (L) is 47 H.The value of resistance of a resistor (R) is 470 ohms....

question_answer

Q: a the following circuit find i,o 1-0 t= る(t) 1н =0 ЗА

A: We first find the initial and final values. Let us say that the voltage across the capacitor is v(t)...

question_answer

Q: The initial voltage across a 7.5F capacitor is 4.5V after 0.5 seconds. If the current is described a...

A: Initial voltage Vo=4.5 VC=7.5FAt 0.5s current is given as:

question_answer

Q: Use linearity and the assumption that Vo = 1 V to find the actual value of Vo in the following circu...

A: A linear circuit is one whose output is linearly related or in other words which is directly proport...