Kwh Power Calculations

Quiz
•
Science
•
12th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dean uses rice cooker which has power rating of 2.2kW twice a day. The period for each time he uses the rice cooker is 15 minutes. How much electrical energy is used in kWh?
1.10kWh
0.67kWh
0.55kWh
0.27kWh
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jefri just finished watching television with the power rating 180W. The electrical energy used by the television is 0.27kWh. How many hours did Jefri watch the television?
1 hour
1.5 hours
2 hours
3 hours
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following lamps has the highest energy efficiency?
Compact fluorescent lamp
halogen lamp
Incandescent lamp
LED lamp
Tags
NGSS.MS-ETS1-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit for power?
Ampere
Watt
Kilowatt hour
Voltage
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 200W electric keetle is used to heat up water for 15 minutes. How much electrical energy is used?
0/03kWj
0.04kWj
0.05kWj
0.06kWj
Tags
NGSS.HS-PS3-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 2000W vacuum is used for 0.5hours. How long will it takes a 100 W immersion heater to use the same amount of electrical energy?
5 hours
10 hours
15 hours
20 hours
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the cost 1kWh of electricity is RM0.30, what is the cost of using a 1.5kW oven for 4 hours?
RM1.80
RM2.50
RM2.20
RM3.20
Similar Resources on Quizizz
7 questions
Parcial I Energía Solar FV II

Quiz
•
3rd Grade - University
7 questions
Electrical Power and Cost of Electricity

Quiz
•
12th Grade
7 questions
Electrical Energy Consumption

Quiz
•
12th Grade
7 questions
Electric Bills Science

Quiz
•
12th Grade
7 questions
Calculation of cost of electrical energy consumption

Quiz
•
12th Grade
12 questions
Ipa danish

Quiz
•
1st - 12th Grade
11 questions
Resistance and Ohm's Law

Quiz
•
9th - 12th Grade
10 questions
Distance-Time Graphs

Quiz
•
9th - 12th Grade
Popular Resources on Quizizz
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade