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Classical mechanics
Page 8
Questions (773)
A railroad car with a mass of 12000 kg collides and couples with a second car of mass 18000 kg that is initially at rest. The
4 answers
asked by
Amanda
1,776 views
A 16-g mass is moving in +x direction at 30 cm/s while a 4-g mass is moving in the -x direction at 50 cm/s. they collide head-on
3 answers
asked by
Taif
1,738 views
A simple pendulum consists of a ball connected to one end of a thin brass wire. The period of the pendulum is 2.0000 s. The
3 answers
asked by
Anonymous
1,743 views
the vectors sum of two vectors of magnitudes 10 units and 15 units can never be?
6 answers
asked by
raghavendra
1,684 views
Two astronauts, each having a mass M are connected by a length of rope of length d have a negligible mass. They are isolated in
4 answers
asked by
Alphonse
1,686 views
You (65 kg) are standing in an elevator traveling upward that passes the 3rd floor at 3.5 m/s and then passes the 4th floor at
3 answers
asked by
Katie
1,688 views
A dragster is speeding down the track at 150m/s. its rear wheels are 2m in diameter, and its front wheels are 40cm in diameter.
3 answers
asked by
Rico
1,678 views
Use the position function s(t)=-4.9t^2+ 150, which gives the height (in meters) of an object that has fallen from 150 meters.
3 answers
asked by
Leah
1,668 views
As two boats approach the marina, the velocity of boat 1 relative to boat 2 is 2.20m/s in a direction 47.0 ∘ east of north.
If
3 answers
asked by
name
1,563 views
Starting from rest, a 4.0-kg body reaches a speed of 8.0 m/s in 2.0 s.
What is the net force acting on the body?
3 answers
asked by
Emily
1,505 views
a bullet with a mass of 6.00 g is fired through a 1.25 kg block of wood on a frictionless surface. the initial speed of the
4 answers
asked by
Bella
1,491 views
Suppose a 1800-kg car passes over a bump in a roadway that follows the arc of a circle of radius 18.4 m as in the figure shown
3 answers
asked by
maryann
1,477 views
A 1.5 m long frictionless pendulum of mass 1.6 kg is released from point A at an angle 0 of 10 degrees.
1 answer
asked anonymously
44 views
Compare mass, speed, and friction. In three to five sentences, explain how each term is related and how they influence one
1 answer
asked anonymously
198 views
A 0.409 kg block is attached to a horizontal spring that is at its equilibrium length, and whose force constant is 19.5 N/m. The
7 answers
asked by
Carden
1,448 views
Chapter 07, Problem 48
Two particles are moving along the x axis. Particle 1 has a mass m1 and a velocity v1 = +5.0 m/s. Particle
3 answers
asked by
Anonymous
1,433 views
Starting from rest, a crate of mass m is pushed up a frictionless slope of angle (theta) by a horizontal force of magnitude F.
3 answers
asked by
Ohimai
1,397 views
A disk and a hollow spherical shell, like a basketball, are released at the same time at the top of an inclined plane. The
3 answers
asked by
Ree
1,393 views
Estimate the terminal speed of a wooden sphere (density 0.770 g/cm3) falling through air, if its radius is 9.00 cm and its drag
3 answers
asked by
ucieng
1,401 views
A block is at rest on the incline shown in the
figure. The coefficients of static and kinetic friction are µs = 0.4 and µk =
3 answers
asked by
king
1,382 views
What is the average linear speed of Mercury about the Sun? (The distance from the Sun to Mercury is 5.80 1010 meters. The
2 answers
asked by
Dante
1,318 views
A fireworks rocket explodes at height h, the peak of its vertical trajectory. It throws out burning fragments in all directions,
4 answers
asked by
eric
1,325 views
The density of a 4.41-m long rod can be described by the linear density function λ(x) = 111 g/m + 12.3x g/m2. One end of the
1 answer
asked by
Emily
1,300 views
A solid cylinder rolls down an incline plane without slipping. If the center of mass of the cylinder has a linear acceleration
4 answers
asked by
Mary
1,294 views
The moment of inertia of a 0.98 kg bicycle wheel rotating about its center is 0.13 km-m^2. What is the radius of the wheel?
2 answers
asked by
pakilina
1,289 views
A 75 kg box slides down a 25 degree ramp with an acceleration of 3.60 meters per second squared. Find the coefficient of kenetic
4 answers
asked by
Daniel
1,303 views
A block with initial velocity of 3 m/s slides 9m across a rough horizontal surface before coming to rest. What is the
1 answer
asked by
Grace
1,215 views
an object of mass 3 kg is moving in the positive x-direction with a speed of 10 m/s. A second object of mass 5 kg is moving in
2 answers
asked by
Rick
1,234 views
A pendulum 1.70m long is released (from rest) at an angle 30 degrees.
1. Determine the speed(m/s) of the 60.0g bob at Theta = 15.
1 answer
asked by
Jordan
1,221 views
A golf club 1.01 m long completes a downswing in 0.25 s through a range of 180°. Assume a uniform (constant) angular velocity,
3 answers
asked by
Kelly
1,247 views
A large disk of mass M and radius R is spinning like a CD of merry-go-round - that is, about an axis perpendicular to the plane
1 answer
asked by
Roxy
1,181 views
A missile of mass 1.20 102 kg is fired from a plane of mass 5.10 103 kg initially moving at a speed of 3.35 102 m/s. If the
3 answers
asked by
Physics nerd
1,139 views
The only force acting on a particle is conservative force F. If the particle is at point A, the potential energy of the system
2 answers
asked by
Sara
1,172 views
A simple pendulum of length 1m has a wooden bob of mass 1kg.it is strike by a bullet of mass 10^-20 kg moving with a speed of
2 answers
asked by
Oinam joymasta meitei
1,165 views
(c) A ladder with length L and mass m rests against a wall. Its upper end is a distance h above the ground (Figure 13.3). The
2 answers
asked by
PURITAE
1,144 views
If a 0.50-kg block initially at rest on a frictionless, horizontal surface is acted upon by a force of 8.0 N for a distance of 4
2 answers
asked by
Maria
1,162 views
The centers of two helium nuclei are held 2.5*10^-12 m apart, and are then released. Calculate the speed of each necleus when
2 answers
asked by
Lise
1,116 views
A catapult launches a boulder with an upward velocity of 92 m/s. The height of the boulder, h, in meters after 1 seconds is
3 answers
asked by
Steve
1,114 views
If two particles have equal kinetic energies, are their momenta necessarily equal?
3 answers
asked by
Anonymous
1,119 views
f a 57.0 g tennis ball is traveling horizontally at 72.0 m/s (which does occur), and a 55.0 { kg} tennis player leaps vertically
2 answers
asked by
Anonymous
1,120 views
A rock is thrown vertically upward with a speed of 12.0 from the roof of a building that is 40.0 above the ground. Assume free
1 answer
asked by
Morgan
1,127 views
A container of water is knocked off a 10.00–meter–high ledge with a horizontal velocity of 1.00 meters/second. Calculate the
2 answers
asked by
Anonymous
1,096 views
when a force of 0.245 newtons is applied to a body of mass 250g which is resting on a horizontal plane, the body is found to be
1 answer
asked by
ken
1,083 views
A man can throw a ball a maximum horizontal distance of 175 m. The acceleration of gravity is 9.8 m/s^2. How far can he throw
3 answers
asked by
John
1,106 views
A door starts from rest and swings with an angular acceleration, alpha, α = 6 rad/s2, where t is in seconds. Determine the
1 answer
asked by
Anonymous
1,070 views
A non-conducting ring of radius with a uniform charge density and a total charge is lying in the - plane, as shown in the figure
2 answers
asked by
P
1,079 views
Romeo is tossing pebbles at Juliet's window and wants the pebbles to hit the window gently, with only a horizontal component to
1 answer
asked by
Cristina
1,090 views
A mass hangs on the end of a massless rope. The pendulum is held horizontal and released from rest. When the mass reaches the
2 answers
asked by
yahaira Due Tonight, please Help
1,046 views
A playground merry-go-round has a radius 2.6 m and a rotational inertia 83 kg.m^2. When the merry-go-round is at rest, a child
1 answer
asked by
marya
1,038 views
Two particles each have a mass of 5.5 10-3 kg. One has a charge of +4.8 10-6 C, and the other has a charge of -4.8 10-6 C. They
1 answer
asked by
Anonymous
1,003 views
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Parent Categories (4)
Dynamics
Kinematics
Mechanics
Physics