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Recent questions in Physics
"Starting with one cup of water (250g) at 100∘C, how much energy does it take to boil it and produce steam at 100∘C?"
Tomjn
asked
Dec 26, 2024
by
Tomjn
7.6k
points
Physics
high-school
1
answer
0
votes
21.7k
views
How much work is performed when a 50 kg crate is pushed 15 m with a force of 20 N
Gvtha
asked
Dec 26, 2024
by
Gvtha
8.2k
points
Physics
high-school
1
answer
2
votes
179k
views
An electroscope initially has a net negative charge. Why do the foils come together and stay together when a human hand touches the electroscope?
Tomas Kalibera
asked
Dec 26, 2024
by
Tomas Kalibera
8.0k
points
Physics
college
2
answers
2
votes
21.9k
views
Solve for x, where M is molar and s is seconds. x=(8.9 x 10³ M-2s-¹)(0.30 M)³ Enter the answer. Include units.
Chris Glasier
asked
Dec 26, 2024
by
Chris Glasier
8.0k
points
Physics
college
1
answer
0
votes
30.0k
views
The resistors in the parallel circuit shown both have values of 4 Ω. The battery has a value of 12 volts. What's the total circuit resistance? A. 20 Ω B. 40 Ω C. 60 Ω D. 80 Ω
Per Ersson
asked
Dec 26, 2024
by
Per Ersson
8.2k
points
Physics
high-school
1
answer
0
votes
215k
views
Luna the Cat is visiting Thor, Dog of Thunder, on his home planet of Asgard. The gravity on Asgard is 3.2 m/s2 and her mass is only 6 kg. What is her weight on Asgard? 9.2N 19.2N 2N 0.8N
AntonioAvp
asked
Dec 26, 2024
by
AntonioAvp
8.5k
points
Physics
high-school
1
answer
1
vote
232k
views
Find the magnitude of the force at point x=15cm, if k=10500N/m when the work done by the force is W.D= -1/2kx²
Riadhluke
asked
Dec 26, 2024
by
Riadhluke
7.6k
points
Physics
high-school
1
answer
2
votes
166k
views
Imagine a small mass dm poised at rest, a distance r0 from a point mass m. If we release dm from rest, how long will it take to fall into m? (a) Use the principle of the conservation of energy to show
Markus Madeja
asked
Dec 26, 2024
by
Markus Madeja
7.8k
points
Physics
high-school
1
answer
1
vote
110k
views
Drawing with a green and red top tubes, what tube is used first and why?
Ginad
asked
Dec 26, 2024
by
Ginad
7.8k
points
Physics
high-school
1
answer
2
votes
156k
views
Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The front runner has a velocity of 3.50 m/s, and the second a velocity of 4.20 m/s. (a) What is the velocity
Yoona
asked
Dec 26, 2024
by
Yoona
8.3k
points
Physics
high-school
1
answer
2
votes
233k
views
Compare Hooke’s Law governing the spring and the general equation for a straight line and find the numerical value of the spring constant using your line of best fit
Jesus Ruiz
asked
Dec 26, 2024
by
Jesus Ruiz
8.4k
points
Physics
college
1
answer
0
votes
157k
views
The best performance from a split phase, single phase motor is provided by a two value capacitor motor. It combines the advantages of a ____________-start and a permanent split capacitor motor
James Mallett
asked
Dec 26, 2024
by
James Mallett
8.2k
points
Physics
high-school
1
answer
3
votes
155k
views
The difference between speed and velocity is that ___.
Bert Levrau
asked
Dec 26, 2024
by
Bert Levrau
7.6k
points
Physics
high-school
1
answer
2
votes
226k
views
Starling forces describe the movement of fluid across capillaries, and provide the values necessary for calculation of the _____ _____ pressure.
Guilherme Lemmi
asked
Dec 26, 2024
by
Guilherme Lemmi
8.5k
points
Physics
high-school
1
answer
4
votes
141k
views
Configure the clock system: 1. DCO 12 MHz 2. MCLK 12 MHz 3. SMCLK 6 MHz
Aashish Soni
asked
Dec 26, 2024
by
Aashish Soni
7.4k
points
Physics
high-school
1
answer
1
vote
191k
views
The crucible is not fired, as the procedure suggests, but had retained some impurities from previous use (or it could be oily smudges from fingers). The mass of "dirty" crucible is recorded. However the
Luchaninov
asked
Dec 26, 2024
by
Luchaninov
8.0k
points
Physics
high-school
1
answer
3
votes
119k
views
Find the linear transformation t: R³ → R³ that is the reflection about the x-z plane?
Nese
asked
Dec 26, 2024
by
Nese
7.9k
points
Physics
high-school
1
answer
3
votes
205k
views
do offset voltages and currents in either the buffer or dut affect the gains determined in 3) above? what level of input signal is appropriate? does rl affect the gain?
Yatko
asked
Dec 26, 2024
by
Yatko
8.7k
points
Physics
high-school
1
answer
0
votes
157k
views
What is the telescopic technique in which two or more telescopes are used in tandem to produce much better angular resolution than the telescopes could achieve individually?
Solyd
asked
Dec 26, 2024
by
Solyd
8.7k
points
Physics
high-school
1
answer
2
votes
203k
views
Sally wants to accelerate even faster than in problem 4, so she removes 500kg of mass from her car. How fast will her 500kg car accelerate if it produces 5,000N of force? A. 10 m/s² B. 5 m/s² C. 2 m/s²
Mbb
asked
Dec 26, 2024
by
Mbb
7.9k
points
Physics
high-school
1
answer
3
votes
221k
views
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