menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Calculate the power of a light bulb that uses 40J of electricity in 4 seconds.
asked
Jul 4, 2022
14.5k
views
1
vote
Calculate the power of a light bulb that uses 40J of electricity in 4 seconds.
Physics
high-school
Lulalala
asked
by
Lulalala
7.8k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
4
votes
Answer:
power=work done /time
power=40J/4s
power=10wat
Kishore
answered
Jul 10, 2022
by
Kishore
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Aug 13, 2024
143k
views
A bulb transfers 40j of energy in 1 second. what is its power?
Pbz
asked
Aug 13, 2024
by
Pbz
7.3k
points
Mathematics
high-school
1
answer
1
vote
143k
views
asked
Nov 1, 2022
221k
views
The Sankey diagrams below show the energy transfers in two light bulbs. What is the efficiency of light bulb 1? 1: 80j Input energy 40j Useful energy. 2: 1ØJ Useful energy 80j input energy
NSAnant
asked
Nov 1, 2022
by
NSAnant
8.1k
points
Physics
college
1
answer
2
votes
221k
views
asked
Apr 3, 2024
184k
views
It takes 40J to push a large box 4m across the floor. Assuming the push is in the same direction as the move, what is the magnitude of the force on the box?
Kevin Campbell
asked
Apr 3, 2024
by
Kevin Campbell
7.8k
points
Physics
high-school
1
answer
0
votes
184k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
Physical properties of minerals graphic organizer
A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?
what is a device that transforms thermal energy to mechanical energy
How many light sources do you know Pls list them
What is the minimum resistance which can be made using five resistors each of 1/5
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity