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Physics
Page 90
Questions (146,324)
e) Adjust the amplitude control of the function generator until the signal has a 6V peak-to-peak swing. The resultant form will
1 answer
asked by
Claire
367 views
how do you find the mass of a nitrogen molecule?
4 answers
asked by
ana
283 views
At what temperature is the rms speed of helium molecules half its value at STP (0 C}, 1.0 atm)?
4 answers
asked by
ana
398 views
What is the potential energy of a 3kg ball that is on the ground.
-do i do mgh? (9.8)(3kg) ?
1 answer
asked by
Sandy
415 views
Describe alpha, beta, and gamma rays. What exactly is each ray composed of? What are their characeristic radiation
1 answer
asked by
Lauren
407 views
A 15.0 kg bucket of water is raised from a well by a skinny rope. What amount of force is exerted on the rope to just support
1 answer
asked by
Genna
383 views
If a sample of a radioactive isotope has a half-life of 5 year(s), how much of the original sample will be left at the end of
1 answer
asked by
TITA
364 views
If I double the density of a fluid, the buoyant force on a given piece of material fully immersed in the fluid will?
1 answer
asked by
Nikita
402 views
To suck water up a straw to a maximum height of 98 mm, what minimum gauge pressure must be produced in the lungs?
1 answer
asked by
Kim
397 views
I built a structure to protect an egg as we dropped it from increasing heights. Its last height was 3 m and it weighted .093
3 answers
asked by
Anonymous
351 views
A race car starts from rest on a circular track of radius 507 m. The car's speed increases at the constant rate of 0.790 m/s2.
1 answer
asked by
Ed
415 views
i spent so much time putting this equation together, but now I'm so confused solving for T
110 g x 4.816 J/g/C x (T-17)+31g x
1 answer
asked by
Ana
265 views
i spent so much time putting this equation together, but now I'm so confused solving for T
110 g x 4.816 J/g/C x (T-17)+31g x
3 answers
asked by
Ana
355 views
Use the following two viscosity values for liquid water:
η = 1.8 x 10-3 Ns/m2 at 0 o C η = 2.8 x 10-4 Ns/m2 at 100 o C At what
1 answer
asked by
Nikita
371 views
Why do ironic compounds have high melting points?
1 answer
asked by
Bree
347 views
A sports car of mass 1400 kg (including the driver) crosses the rounded top of a hill (radius = 93 m) at 27 m/s.
1) Determine the
2 answers
asked by
Anonymous
640 views
what is the mass of hydrogen peroixide, H2O2, in 350 grams ofa 20% by weight solution?
1 answer
asked by
Doly V
354 views
A sphere submerged in water to the 9-3 o' clock position so that the top half is out of the water. A crate is positioned at the
1 answer
asked by
John
376 views
Yes - if it is the same person answering it - it is me again! My question has STILL not been answered...
How would I solve for
4 answers
asked by
Cait
359 views
I just wanna check if i am right.
A car is traveling with a velocity of 42.3 m/s and has a mass of 2183.0 kg. Find the Ek of the
3 answers
asked by
Carl
327 views
I don't know where to begin with this one because I don't recall my teacher giving us a formula for it.
A baby carriage is
1 answer
asked by
Carl
418 views
A roller coaster is at the top of a 98.2 m hill and has a mass of 1831.0 kg. It is traveling at a velocity of 23.7 m/s. What is
4 answers
asked by
Carl
339 views
if the intensity of a mosquito's buzzing is 9.3 x 10^-8 W/m^2 at a distance of 0.21 m, how much sound power does that mosquito
1 answer
asked by
Rhyanna
383 views
Please someone help me out I'm so confused!
A system consists of 2.0mol of an ideal monatomic gas at 375 K . How much heat must
1 answer
asked by
Franky
423 views
A 770N woman sitting on a frictionless surface throw a 2.6 kg book at a speed of 35 m/s. What is her recoil speed in m/s?
1 answer
asked by
Nicole
299 views
A girl kicks her soccer ball with a velocity of 2m/s at an angle of 40 degrees with the horizontal. what is the total time? what
1 answer
asked by
Lauren
410 views
Adding Vectors Graphically:
2m/s @65 degrees and 6m/s @ 320 degrees 20 m @ 90 degrees and 5 m @200 degrees
1 answer
asked by
Velecia
411 views
I'm not sure how to go about solving this problem the algebra gets very messy...
At what distance formt he EArth will a
1 answer
asked by
Jake
324 views
How far does a plane fly in 15 s while its velocity is changing from 145 m/s to 75 m/s at a uniform rate of acceleration?
1 answer
asked by
Priscilla
393 views
What is the kinetic energy of a 1500 kilogram object moving at 25 m/s?
1 answer
asked by
Aly
339 views
A man skis down a slope 120 m high. If 80 percent of his initial potential energy is lost to friction and air resistence, what
4 answers
asked by
Aly
402 views
The potential energy of a golf ball in a hole is negative with respect to the ground. Under what circumstances (if any) is the
1 answer
asked by
Aly
381 views
A car travels 15 miles east in 34 minutes. what is the velocity in miles per hour?
1 answer
asked by
Aly
399 views
List the fossil fuels in order in which they will probably be used up.
1 answer
asked by
Aly
387 views
A single 11 Newton force is applied to an object of mass 19 kg. What is the acceleration of this object in m/s2
1 answer
asked by
Aly
413 views
A object of mass 2 kg experiences an acceleration of 4 m/s2. What is the net force on the mass in Newtons?
1 answer
asked by
Aly
314 views
A 2.0-kg rock falls from a height of 25 m to a point 20 m above the ground.
How much potential energy does it lose? GIVEN: mg =
3 answers
asked by
Priscilla
409 views
What is the gravitional potential energy of a 100-kg rocket when it is at a distance of 1.0 x 10^7 m from the center of the
1 answer
asked by
Priscilla
412 views
A vaulter holds a 20.7 N pole in equilibrium by exerting an upward force, U, with his leading hand, and a downward force, D,
1 answer
asked by
Tim
334 views
I believe I've done this right
A penguin sildes 1.5 m/s across the ice on her belly. The coefficient of kinetic friction is .02
1 answer
asked by
Kate
385 views
Satna has delivered gifts to the good Atlatean children. Now his erindeer need to lift him out of the ocean. The density of
1 answer
asked by
Kate
403 views
The string is 1.40 m long with tension 12.00 N. The total mass of the string is 0.010 kg. Find the wavelength of this standing
1 answer
asked by
College student in need of help
331 views
Please respond to my previous post.
1 answer
asked by
Phil
306 views
A 2000 kg truck is raised 15 m in an elevator. What is the increase in its potential energy?
4 answers
asked by
Anna
350 views
A mass m is hanging on a string that passes over a pulley and is then attached to another mass 3m that is resting on a
1 answer
asked by
Bob
421 views
A car with a mass of 100 kg, with initial v = 1 m/s, has 60 Joules of energy added for 50 m. What is the final velocty?
I'm using
4 answers
asked by
Jack
360 views
were did this come from this is a momentum problem
After some messey algebra it can be said that V_B = (2 m_A V_o_A)/(m_A + m_B)
1 answer
asked by
Kate
371 views
A car is driven from point A to B at a constant speed of 25.0 m/s along a straight line, and then back from point B to A at a
1 answer
asked by
Mandy
387 views
The position of an object changes with time according to the expression x(t) = 5t62 = 3t - 1. What is the position of the object
1 answer
asked by
Mandy
306 views
The velocity of a particle is given by the relation v(t)=(-5.00 x 10⁷)t² = (3.00 x 1065)t. At time t=0, the particle is
1 answer
asked by
Mandy
409 views
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