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Classical mechanics
Page 7
Questions (773)
A particle P of mass m=1 moves on the x-axis under the force field
F=36/(x^3) - 9/(x^2) (x>0). Show that there is a single
1 answer
asked by
Dwayne
396 views
A particle P of mass m=1 moves on the x-axis under the force field
F=36/(x^3) - 9/(x^2) (x>0). Show that each motion of P
1 answer
asked by
Hugo
952 views
A particle P of mass m=1 moves on the x-axis under the force field
F=36/(x^3) - 9/(x^2) (x>0). Show that each motion of P
1 answer
asked by
AKUMA
477 views
Search: A 8 kg mass is attached to a spring hanging from the ceiling and allowed to come to rest. assume that the spring
1 answer
asked by
mike
479 views
A rod of length 1m lies in the lab frame making angle θ=30 with the
x-axis. Find the length and the angle it makes with the
1 answer
asked by
Jennifer
414 views
A van accelerates down a hill (Fig. P4.71), going from rest to 30.0 m/s in 6.70 s. During the acceleration, a toy (m = 0.250 kg)
1 answer
asked by
megan
713 views
a pendulum bob with a mass of 0.13 kg is attached to a string with a length of 0.95 m. we choose the potential energy to be zero
2 answers
asked by
Erica L
569 views
this is the question :
A CD has a diameter of 12.0 cm and a mass of 15.8 g. The motor in a CD player causes the disk, initially
2 answers
asked by
Trace
572 views
The mass of a uranium-238 atom is 3.95*10^-25kg. A stationary uranium atom emits an alpha particle with a mass of 6.64*10^-27kg.
2 answers
asked by
Farah
827 views
A block of mass m = 2.60 kg slides down a 30.0° incline which is 3.60 m high. At the bottom, it strikes a block of mass M =
1 answer
asked by
Joe
919 views
A box is given a push so that it slides across the floor. How far will it go, given that the coefficient of kinetic friction is
2 answers
asked by
Cameron
716 views
A spaceship is launched from the Earth's surface with a speed v. The radius of the Earth is R. What will its speed be when it is
2 answers
asked by
Anonymous
1,074 views
A cart of mass m1 = 15 kg slides down a frictionless ramp and is made to collide with a second cart of mass m2 = 23 kg which
2 answers
asked by
Jessica
783 views
A 75.0 kg ladder that is 3.00 m in length is placed against a wall at an angle theta. The center of gravity of the ladder is at
1 answer
asked by
Ali
818 views
A 12N force is applied to a 20kg door If a frictional torque is present what will be the angular acceleration of the door The
4 answers
asked by
ami
498 views
On planet Tehar, the free-fall acceleration is the same as that on Earth but there is also a strong downward electric field that
1 answer
asked by
Anonymous
774 views
A variable force F acts through a displacement d. The magnitude of the force is proportional to the displacement, so F=kd, where
2 answers
asked by
Shaila
551 views
Arianna kicks a soccer ball off the ground and in the air with an initial velocity of 42 feet per second. Approximately what
1 answer
asked by
james
721 views
If a particle moves in simple harmonic motion with a frequency of 3.00 Hz and an amplitude of 5.00 cm through what total
3 answers
asked by
James
1,954 views
You shoot an arrow into the air. Two seconds later (2.00 {\rm s}) the arrow has gone straight upward to a height of 32.0 m above
2 answers
asked by
Todd
538 views
An airplane's velocity with respect to the air is 580 miles per hour, and it is heading N 60 degrees W. The wind, at the
3 answers
asked by
Hannah
915 views
A proton resistor spring system in a magnetic field going out of the page has a mass of proton 1.67*10^-27 kg, a spring constant
1 answer
asked by
Thomas
408 views
A proton is located at the origin of a rectilinear coordinate system. An electron is at x=4pm, y=3pm. What is the force on the
2 answers
asked by
Martha
948 views
A 2.0 kg disc rolls without slipping on a horizontal surface, so that its center of mass has a constant linear speed of 6.0 m/s.
2 answers
asked by
Mary
663 views
In the figure below, two point particles are fixed on an x axis separated by a distance d. Particle A has mass mA and particle B
1 answer
asked by
Jeff
1,268 views
A rope is tied to a pail of water and the pail is swung in a vertical circle of radius 1.3m. What must be the minimum velocity
2 answers
asked by
Henry
676 views
Using Kepler's equal area law, explain why the speed of an object in a perfectly circular orbit is constant.
HELP!!!!!!!!!!!!!!
1 answer
asked by
Lauren
360 views
a boy of mass 40kg is sliding down the spiral slide at a constant speed such that his position is measured by
theta=(0.7t) rad
3 answers
asked by
sarah
1,327 views
How do you calculate the velocity of a quarter dropped from a tower after 10 seconds?
7 answers
asked by
Layla
713 views
A 1.7 kg bundle starts up a 30 degree inlcine with 105 J of Kinetic Eneergy, How far will it slide up in the plane if the
1 answer
asked by
Kristen
406 views
A 800 kg projectile is fired vertically upward with an intitial velocity of 50 m/s. Assuming that no friction is present, how
2 answers
asked by
Elizabeth
559 views
Why do two objects of different mass and dropped from the same height hit the ground at the same time?
1 answer
asked by
beckii
454 views
The Formula you use is the correct one.
However, consider this. If the initial PE existed, wouldn't you have to add it to the
1 answer
asked by
bobpursley
504 views
Zero, a hypothetical planet, has a mass of 1.0 1023 kg, a radius of 3.0 106 m, and no atmosphere. A 10 kg space probe is to be
1 answer
asked by
Technoboi11
541 views
The Law of Gravitation is represented by the formula Fg=G(m1m2/r2)
What would be the inverse of this function Fg-1? What would
1 answer
asked by
Natalie
374 views
Can't find my other post and I know the person who helped me wanted to know if it was right or no. And it wasn't.
So Ff=UsFN
1 answer
asked by
Armando
355 views
Two bowling balls of different masses collide while accelerating at 1.875 m/s 2 . The first ball, rolling to the right, weighs 7
1 answer
asked anonymously
49 views
Derive the second law of motion
1 answer
asked anonymously
24 views
1) If two gliders of equal mass equal and opposite initial veloity collide perfectly elastically, using the given equation, what
3 answers
asked by
Anonymous
3,231 views
A piano wire has length L and mass M. If its fundamental frequency is f, its tension is:
i got T=(lambda*f)^2m/L, but their
3 answers
asked by
sam
2,434 views
An Alaskan rescue plane traveling 37 m/s
drops a package of emergency rations from a height of 149 m to a stranded party of
3 answers
asked by
ra
2,223 views
Two children with masses of 24 and 31 kg are sitting on a balanced seesaw. If the lighter child is sitting 3 m from the center,
4 answers
asked by
yanna
2,156 views
A 2 kg ball of putty moving to the right at 3m/s has a head-on inelastic collision with a 1 kg ball of putty moving to the left
3 answers
asked by
Nikki
2,133 views
A 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. Find the momentum change of the
4 answers
asked by
Pat
2,115 views
A block is sliding down a friction compensated runway .Which of the following statements is/are correct?
1)the speed of the block
3 answers
asked by
dingestifier
2,046 views
A cat chases a mouse across a 1.0 m high
table. The mouse steps out of the way, and the cat slides off the table and strikes the
3 answers
asked by
Enrik
2,015 views
A 13 g toy car moving to the right at 22 cm/s
has a head-on nearly elastic collision with a 22 g toy car moving in the opposite
4 answers
asked by
luma
1,979 views
A tennis player places a 55 kg ball machine on a frictionless surface. The machine fires a 0.065 kg tennis ball horizontally
4 answers
asked by
em
1,801 views
In the figure below, a square of edge length s is formed by four spheres of masses, m1, m2, m3, and m4. What is the x-component
3 answers
asked by
brookel
1,765 views
A ball of mass m at rest at the coordinate origin exploded into three equal pieces. At a certain instant, one piece is on the
4 answers
asked by
Student
1,772 views
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Parent Categories (4)
Dynamics
Kinematics
Mechanics
Physics