A total of 0.8 kg of water at 20 degC is placed in a 1-kW electric kettle. How long in minutes will be needed toraise the temperature of the water to 100 degC.?

The solution can be achieved as follows.

Answered: A total of 0.8 kg of water at 20 degC…

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter2: Basic Electricity

Section: Chapter Questions

Problem 34RQ: What is the Btu/hour output of an electric heater rated at 15 kilowatts? a. 51.15 Btu/hour b. 51,150...

See similar textbooks

Similar questions

What is an ampere?
Based on the given picture below, answer the following questions. a. What is the maximum voltage where you should connect its socket? b. How much voltage is produced by this charger in a laptop battery? c. How much resistance is offered by the charger itself? d. What is the power of the charger in kW? e. If you will use the charger for 3 hours, how much energy is consumed in Joules?
The resistance of 120 mtrs. of wire is 12Ω. What is its conductance?
What is the thermal efficiency of a coal fired thermal plant having a coal consumption of 0.48 kg/kWh and the calorific value of coal used is 6200 kcal/kg?
A pot of water is heated by transferring 1676 kJ of heat energy to the water. If there is 5.00 kg of water in the pot, and the temperature is raised by 80.0 K, what is the specific heat of water in J per kg Kelvin? Your answer
Find the value of Rv (in ohms) needed for a full-scale reading of 250 mV.
A family of five is planning to install solar panels on the roof of their home to help reduce the cost of electricity and save energy to help the environment. The family plans to install 10 panels, each with a power rating 600W. On average, a solar panel can produce electricity for 4.5 hours daily. Assume the average cost of electricity is 5.5 cents per kilowatt-hour. How much money will the family save in a year on their electrical energy bill?
complete solution. Fix yourcalculator in four decimal places and show your final answers in FOUR DECIMAL places. 1. The resistance of the wire used for telephone is 35 Ω per kilometre when the weight of the wire is 5 kg per kilometre. If the specific resistance of the material is 1.95 x 10^-8 Ω-m, what is the cross sectional area of the wire? What will be the resistance of a loop to a subscriber 8 km from the exchange if wire of the same material but weighing 20 kg per kilometre is used?
Heat energy is often measured in calories and 1 calorie = 4.184 Joule. It is desired to design a heating element to boil a certain amount of water in 2 min requiring 40-kcal heat energy. If the heater is to operate at 110-V, calculate its current and power ratings.
Find the resistance of a piece of 8 AWG lead wire 600ft long. Consider the temperature to be 20 degree Celsius
Calculate the current of the 40 ohms resistance , put the result in mA
I need the solution quickly with in 15 minutes

Recommended textbooks for you

Electricity for Refrigeration, Heating, and Air C…

Mechanical Engineering

ISBN:

9781337399128

Author:

Russell E. Smith

Publisher:

Cengage Learning

EBK ELECTRICAL WIRING RESIDENTIAL

Electrical Engineering

ISBN:

9781337516549

Author:

Simmons

Publisher:

CENGAGE LEARNING - CONSIGNMENT

Delmar's Standard Textbook Of Electricity

Electrical Engineering

ISBN:

9781337900348

Author:

Stephen L. Herman

Publisher:

Cengage Learning

Electricity for Refrigeration, Heating, and Air C…

Mechanical Engineering

ISBN:

9781337399128

Author:

Russell E. Smith

Publisher:

Cengage Learning

EBK ELECTRICAL WIRING RESIDENTIAL

Electrical Engineering

ISBN:

9781337516549

Author:

Simmons

Publisher:

CENGAGE LEARNING - CONSIGNMENT

Delmar's Standard Textbook Of Electricity

Electrical Engineering

ISBN:

9781337900348

Author:

Stephen L. Herman

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS

A total of 0.8 kg of water at 20 degC is placed in a 1-kW electric kettle. How long in minutes will be needed to raise the temperature of the water to 100 degc.?