menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Again in a movie projector, where is the film positioned? a. A little under one focal length behind the lens. b. Exactly one focal length behind the lens. c. A little over one f…
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Again in a movie projector, where is the film positioned? a. A little under one focal length behind the lens. b. Exactly one focal length behind the lens. c. A little over one f…
asked
Oct 13, 2018
216k
views
1
vote
Again in a movie projector, where is the film positioned?
a. A little under one focal length behind the lens.
b. Exactly one focal length behind the lens.
c. A little over one focal length behind the lens.
Physics
middle-school
Shi
asked
by
Shi
7.6k
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
5
votes
the answer is the letter c
Stephenhay
answered
Oct 18, 2018
by
Stephenhay
8.4k
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
Oct 21, 2024
38.4k
views
The lens of a slide projector has a focal length of +12.0 cm. a slide 12.6 cm to the left of the lens forms the object for the lens. the screen should be placed a. 25.2 cm to the left of the lens. b. 252
Franck Valentin
asked
Oct 21, 2024
by
Franck Valentin
8.1k
points
Physics
high-school
2
answers
2
votes
38.4k
views
asked
Nov 27, 2024
185k
views
A certain slide projector has a 100 mm focal length lens. (a) How far away is the screen, if a slide is placed 103 mm from the lens and produces a sharp image? a) 265.2 mm b) 273.0 mm c) 280.8 mm d) 298.
Eric Martindale
asked
Nov 27, 2024
by
Eric Martindale
9.9k
points
Physics
high-school
1
answer
1
vote
185k
views
asked
Jun 4, 2024
136k
views
The lens of a slide projector has a focal length of +12.0 cm. A slide 12.6 cm to the left of the lens forms the object for the lens. The screen should be placed: a) 25 cm to the left of the lens. b) 25
Pradeep Hebbar
asked
Jun 4, 2024
by
Pradeep Hebbar
7.4k
points
Mathematics
high-school
1
answer
1
vote
136k
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
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
At sea level, water boils at 100 degrees celcius and methane boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer
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?
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org