A space heater plugged into a 120 V outlet carries a current of 12.5 amps. The heater is run for 4 hours. How much energy is used by this heater?
Calculating Electrical Energy and Cost

Quiz
•
Physics
•
9th - 10th Grade
•
Medium
Kelly Scott
Used 45+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6000 kWh
6 kWh
38.4 kWh
2.4 kWh
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A hair dryer with 8Ω of resistance is on a 120V circuit and is used for 15min. How much energy is used?
27 kWh
1800 kWh
450 kWh
0.45 kWh
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The meter reading at a home on the first of May is 46831. The meter reading at the same home on the first of June is 48423. How much did the monthly energy cost if the price per kWh is 0.07263.
$1592.00
$159.20
$115.63
$3.40
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much does it cost to operate a TV for a month if the TV uses 110 V in a 0.33 amp circuit and is operated for 6 hours a day. The cost per kWH is $0.08112
$530.04
$4.87
$0.02
$0.53
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much energy did a restaurant use if the meter reading was 234572 on July 1st and was then 251172 on August 1st
16600 kWh
1.07 kWh
485744 kWh
58917918380 kWh
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have 26 light bulbs in your home, each 60 watts, how much does it cost to operate them, on average, for 2.5 hours a day, for a month? The cost of electrical energy from the utility company is $0.100496.
$391.93
$11,578.03
$15.07
$11.75
Similar Resources on Wayground
6 questions
Energy Cost Calculations

Quiz
•
9th - 10th Grade
7 questions
ScPhys Practical Electricity Quiz 1

Quiz
•
10th Grade
7 questions
Power, Cost, Efficiency

Quiz
•
9th Grade
10 questions
F5 Chapter 3.4 Electrical energy and power

Quiz
•
9th Grade
7 questions
Elektroenerģijas iegūšana un efektīva lietošana 9.kl.

Quiz
•
9th Grade
10 questions
Physics Class9

Quiz
•
9th Grade
11 questions
Remedial Energi

Quiz
•
10th Grade
10 questions
Elektros srovės darbas ir galia

Quiz
•
9th Grade
Popular Resources on Wayground
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
Discover more resources for Physics
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
37 questions
Camp Re-cap Week 1 (no regression)

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

Quiz
•
10th Grade