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Recent questions in Physics
Looking inside cells section 1-2
Theus
asked
Oct 16, 2024
by
Theus
8.0k
points
Physics
high-school
1
answer
0
votes
21.0k
views
A television that is 83% efficient provides 4,600J of useful energy. How much energy does it use?
Glosrob
asked
Oct 16, 2024
by
Glosrob
7.4k
points
Physics
high-school
1
answer
0
votes
73.5k
views
The refractive index (RI) of a gem relates to light as it ___.
MuiBienCarlota
asked
Oct 16, 2024
by
MuiBienCarlota
8.8k
points
Physics
high-school
1
answer
1
vote
91.1k
views
An alpha particle gains 1.50 x 10^-15 j of kinetic energy. through what potential difference was it accelerated?
Lorenzo Rigamonti
asked
Oct 16, 2024
by
Lorenzo Rigamonti
8.3k
points
Physics
high-school
1
answer
5
votes
60.0k
views
Two people observe a leaf falling from a tree. One person is standing on a ladder and the other is on the ground. If each person were to compare the energy of the leaf observed, would each person find
G Clovs
asked
Oct 16, 2024
by
G Clovs
7.9k
points
Physics
high-school
1
answer
4
votes
120k
views
Which of the following imaging specialties does not use any form of ionizing radiation or radioactive materials? Option 1: MRI Option 2: X-ray Option 3: CT scan Option 4: PET scan
Ayman Elshehawy
asked
Oct 16, 2024
by
Ayman Elshehawy
8.5k
points
Physics
high-school
1
answer
1
vote
106k
views
What are the two physiological measures of acoustic impedance? 1) Resistance and Reactance 2) Amplitude and Frequency 3) Velocity and Wavelength 4) Intensity and Power
Kevin Donde
asked
Oct 16, 2024
by
Kevin Donde
8.2k
points
Physics
high-school
1
answer
1
vote
142k
views
Seth calls 911 and tells the dispatcher that he’s been shot in the leg. He was in an argument with his neighbor Allen over a fence on their property line. The argument got heated, and Allen says that Seth
Nuclear Sweet
asked
Oct 16, 2024
by
Nuclear Sweet
8.8k
points
Physics
college
1
answer
4
votes
193k
views
A reservoir is shaped like a square prism. If the area of its base is 225 sq.m, how many liters of water will it hold?
Tsdaemon
asked
Oct 16, 2024
by
Tsdaemon
7.8k
points
Physics
high-school
1
answer
4
votes
33.9k
views
The _____ consists of a set of wires that form a Wheatstone bridge circuit. Pressure applied to the transducer results in a change of wire length which results in a change in their resistance, causing
Kenshinji
asked
Oct 16, 2024
by
Kenshinji
7.7k
points
Physics
high-school
1
answer
2
votes
82.5k
views
Scalar analysis for the couple moment is: A) Ignored in calculations B) Equal to the vector moment C) Irrelevant in statics D) The same as the vector moment magnitude
Jason Diamond
asked
Oct 16, 2024
by
Jason Diamond
7.9k
points
Physics
high-school
1
answer
4
votes
133k
views
How many electrons are needed to form a charge of –2.00 nC? (b) How many electrons must be removed from a neutral object to leave a net charge of 0.500 µC? a) (3.125 X 10¹3) electrons; (b) (3.125 X 10¹2)
Ajmal VH
asked
Oct 16, 2024
by
Ajmal VH
8.2k
points
Physics
high-school
1
answer
1
vote
175k
views
Light of wavelength λ = 545 nm passes through a single slit of width w = 3.1 μm and illuminates a screen l = 1.1 m away. show answer no attempt 50% part (a) what is the maximum number of dark fringes nfringes
Daniel Newtown
asked
Oct 16, 2024
by
Daniel Newtown
7.7k
points
Physics
high-school
1
answer
3
votes
113k
views
Three letters specify the source region of an air mass; e.g. cPk. These three letters indicate in order:
BarretV
asked
Oct 16, 2024
by
BarretV
8.0k
points
Physics
high-school
1
answer
0
votes
78.3k
views
Which property of matter changes depending on the gravitational pull? O density mass O volume weight
Gugge
asked
Oct 16, 2024
by
Gugge
8.8k
points
Physics
college
1
answer
1
vote
103k
views
_________ can be the result of harmful overexposure to ionizing radiation. a) Increased immunity b) Cellular damage c) Improved vision d) Enhanced cognitive function
Kyle James Walker
asked
Oct 16, 2024
by
Kyle James Walker
8.0k
points
Physics
high-school
1
answer
0
votes
157k
views
Determine the number of moles in 5.52 × 10²³ formula units of cabr₂ Determine the value of the smallest incremental units for absorbance on the y axis.
Anarhikos
asked
Oct 16, 2024
by
Anarhikos
8.5k
points
Physics
high-school
1
answer
0
votes
104k
views
A car travels at a consant speed of 18.0m/s for 10.8s. Determine all unknowns.
Ziv Barber
asked
Oct 16, 2024
by
Ziv Barber
7.7k
points
Physics
high-school
1
answer
1
vote
234k
views
A total of 771 cal of heat is added to 5.00 g of ice at -20.0 degrees c. What is the final temperature of the ice? 1) 0 degrees c 2) -10 degrees c 3) -20 degrees c 4) -30 degrees c
Your Friend
asked
Oct 16, 2024
by
Your Friend
8.4k
points
Physics
high-school
1
answer
4
votes
97.5k
views
a car of mass 800kg travels over a hill of height h. by travelling the top of the hill, the car gains 40000J of gravitational potential energy. the gravitational field strength g is 10N/kg. what is the
Izaya
asked
Oct 16, 2024
by
Izaya
8.2k
points
Physics
college
1
answer
2
votes
107k
views
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