Homework Answers
Add Answer to:
Part A A refrigerator draws 3.1 A of current while operating on a 120 V power...
PartA A refrigerator draws 3.9 A of current while operating on a 120 V power line....
PartA A refrigerator draws 3.9 A of current while operating on a 120 V power line. If the refrigerator runs 40% of the time and electric power costs $0.12 per kWh, how much does it cost to run this refrigerator for a 31-day month? Express your answer using two significant figures. cost- Prevlous Answers Request Answe Submit X Incorrect; Try Again; One attempt remaining
A 45 kW electric heater is designed to run using a 120 V ac source. Part...
A 45 kW electric heater is designed to run using a 120 V ac source. Part C How much energy will you be billed for in a 31-day month if it operates 2.0 h per day? in J
A motor attached to a 120 V/60 Hz power line draws an 7.50 A current. Its...
A motor attached to a 120 V/60 Hz power line draws an 7.50 A current. Its average energy dissipation is 840 W. Part APart complete What is the power factor? 0.933 Part B complete What is the rms resistor voltage? 112 V Part C What is the motor's resistance? nothing ΩΩ Request Answer Part D How much series capacitance needs to be added to increase the power factor to 1.0? nothing μF
KAssignment 28 Problem 3 Review -Part A A motor attached to a 120 V/60 Hz power...
KAssignment 28 Problem 3 Review -Part A A motor attached to a 120 V/60 Hz power line draws an 8.50 A current. Its average energy dissipation is 820 W What is the power factor? Submit Request Answer Part B What is the rms resistor voltage? ΑΣφ Submit Request Answer Part C Review A motor attached to a 120 V/60 Hz power line Part C draws an 8.50 A current. lts average energy dissipation is 820 W What is the motor's...
An electric device draws 6.10 A at 240 V. Part A If the voltage drops by...
An electric device draws 6.10 A at 240 V. Part A If the voltage drops by 20 %, what will be the current, assuming nothing else changes? Express your answer to two significant figures and include the appropriate units. HA ? I final = Value Units Submit Request Answer Part B If the resistance of the device were reduced by 20 %, what current would be drawn at 240 V? Express your answer to two significant figures and include the...
A PlayStation draws a current of 140 mA at 120 V. How much power (in W)...
A PlayStation draws a current of 140 mA at 120 V. How much power (in W) does the device require? w
7. A TV draws a current of 1.75 A when connected to a 120 V household...
7. A TV draws a current of 1.75 A when connected to a 120 V household circuit. a) What is the resistance of the TV? b) What is the power dissipated by the TV? c) At $0.0858 per kWh, how much money will it cost to run the TV for 4 hours? d) If the resistance of the TV is doubled, how much power will it dissipate now? Does your answer make sense?
Constants I Periodic Table The current in a 120 V reading lamp is 2.2 A Part...
Constants I Periodic Table The current in a 120 V reading lamp is 2.2 A Part A If the cost of electrical energy is $0.075 per kilowatt-hour, how much does it cost to operate the light for an hour? Express your answer using two significant figures. Vα ΑΣφ dollars Cost = Request Answer Submit Next> Provide Feedback
An electron connected to a 110-V source draws 8.2 A of current Part A Find the amount of heal it generates in a min...
An electron connected to a 110-V source draws 8.2 A of current Part A Find the amount of heal it generates in a minute Express your answer to two significant figures and include the appropriate units. Q: Value Units Submit < Return to Assignment Provide Feedback
An electric device draws 7.10 A at 240 V. If the voltage drops by 35 %,...
An electric device draws 7.10 A at 240 V. If the voltage drops by 35 %, what will be the current, assuming nothing else changes? Express your answer to two significant figures and include the appropriate units. ЦА ? I final = 2.7 A Submit Previous Answers Request Answer X Incorrect; Try Again; 7 attempts remaining Part B If the resistance of the device were reduced by 35 %, what current would be drawn at 240 V? Express your answer...
PartA A refrigerator draws 3.9 A of current while operating on a 120 V power line. If the refrigerator runs 40% of the time and electric power costs $0.12 per kWh, how much does it cost to run this refrigerator for a 31-day month? Express your answer using two significant figures. cost- Prevlous Answers Request Answe Submit X Incorrect; Try Again; One attempt remaining
KAssignment 28 Problem 3 Review -Part A A motor attached to a 120 V/60 Hz power line draws an 8.50 A current. Its average energy dissipation is 820 W What is the power factor? Submit Request Answer Part B What is the rms resistor voltage? ΑΣφ Submit Request Answer Part C Review A motor attached to a 120 V/60 Hz power line Part C draws an 8.50 A current. lts average energy dissipation is 820 W What is the motor's...
An electric device draws 6.10 A at 240 V. Part A If the voltage drops by 20 %, what will be the current, assuming nothing else changes? Express your answer to two significant figures and include the appropriate units. HA ? I final = Value Units Submit Request Answer Part B If the resistance of the device were reduced by 20 %, what current would be drawn at 240 V? Express your answer to two significant figures and include the...
A PlayStation draws a current of 140 mA at 120 V. How much power (in W) does the device require? w
7. A TV draws a current of 1.75 A when connected to a 120 V household circuit. a) What is the resistance of the TV? b) What is the power dissipated by the TV? c) At $0.0858 per kWh, how much money will it cost to run the TV for 4 hours? d) If the resistance of the TV is doubled, how much power will it dissipate now? Does your answer make sense?
Constants I Periodic Table The current in a 120 V reading lamp is 2.2 A Part A If the cost of electrical energy is $0.075 per kilowatt-hour, how much does it cost to operate the light for an hour? Express your answer using two significant figures. Vα ΑΣφ dollars Cost = Request Answer Submit Next> Provide Feedback
An electron connected to a 110-V source draws 8.2 A of current Part A Find the amount of heal it generates in a minute Express your answer to two significant figures and include the appropriate units. Q: Value Units Submit < Return to Assignment Provide Feedback
An electric device draws 7.10 A at 240 V. If the voltage drops by 35 %, what will be the current, assuming nothing else changes? Express your answer to two significant figures and include the appropriate units. ЦА ? I final = 2.7 A Submit Previous Answers Request Answer X Incorrect; Try Again; 7 attempts remaining Part B If the resistance of the device were reduced by 35 %, what current would be drawn at 240 V? Express your answer...
Most questions answered within 3 hours.
-
observation
initial burst volume
total volume titrated to reach end point
what happened to the rise...
asked 58 seconds from now -
Let x1, x2,x3,and x4 be a random sample from
population with normal distribution with mean ?...
asked 13 minutes ago -
A string of mass m and length L is under tension T. The speed of
a...
asked 17 minutes ago -
Look at the descriptions of high sensation seekers in your book.
They look like they would...
asked 18 minutes ago -
Write a method called is1to1 that accepts a map whose keys and
values are strings as...
asked 19 minutes ago -
In a study of self-medication, a simple random sample of 1230
adults completed a survey. The...
asked 28 minutes ago -
You ride a bicycle around on a circular track while
accelerating. The circle has a radius...
asked 26 minutes ago -
I am looking help with these 5 Questions, can you help me,
please
1) Ruth Hu...
asked 34 minutes ago -
Find the center of mass of the Eath-moon
system given:
Radius of Earth = 6.37x10^6
Radius...
asked 55 minutes ago -
Using the definition and measurement of GDP as a guide,
evaluate how the use of fiscal...
asked 38 minutes ago -
An overly optimistic sales budget may result in
a. increases in selling prices late in the...
asked 36 minutes ago -
Write a brief essay (300-500 words) that describes how a
country's economic growth can be measured...
asked 59 minutes ago