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Dynamics
Page 5
Questions (1,163)
A golf ball and a ping-pong ball are dropped in a vacuum chamber. When they have fallen halfway down, they have the same...
3 answers
asked by
Tammy
2,882 views
A(n) 23000 kg freight car is rolling along a
track at 2.8 m/s. Calculate the time needed for a force of 1960 N to stop the car.
3 answers
asked by
Madi
1,577 views
A motorcycle, which has an initial linear speed of 6.6 m/s, decelerates to a speed of 2.1 m/s in 5.0 s. Each wheel has a radius
3 answers
asked by
Jennifer
1,333 views
A block of mass m is initially at rest at the top of an inclined plane with a height = 4.4 m which makes and angle of θ = 17
3 answers
asked by
carlo
2,241 views
Pete slides a crate up a ramp at an angle of 20 degrees by exerting a 244 N force parallel to the ramp. The crate moves at a
4 answers
asked by
Amanda and Leah
4,237 views
What is the velocity of a 100 g ball on a 50 cm string moving in a horizontal circle that requires a centripetal force of 1 N?
3 answers
asked by
Anonymous
537 views
Two packing crates of masses m1 = 10.0 kg and m2 = 4.40 kg are connected by a light string that passes over a frictionless
3 answers
asked by
Anonymous
1,180 views
As part a of the drawing shows, two blocks are connected by a rope that passes over a set of pulleys. One block has a weight of
2 answers
asked by
Sarah Lothrop
1,115 views
a mass of 0.1kg falls freely under the action of gravity .find the force acting on it its momentum kinetic energy after 10s?
6 answers
asked by
anurag
1,885 views
A 6.0-kg box is raised a distance of 3.0m from rest by a vertical applied force of 80 N. Find (a) the work done on the box by
3 answers
asked by
carrie
1,451 views
A baseball of mass 0.15 kg is struck by a bat with a force of 5000 N. What is the acceleration of the ball?
3 answers
asked by
Lara
458 views
A cord with two masses at each end (Mass 1 = 6.0 kg and Mass 2 = 11 kg) is hanging by a pulley.
1) Calculate the acceleration of
3 answers
asked by
Ray
413 views
Physics Question DYNAMICS: THE BRICKLAYER’S TALE
Answer it based on a letter. Dear Sir: I am writing in response to your
3 answers
asked by
Angelica
1,811 views
A cup of coffee is on a table in an airplane flying at a constant altitude and a constant velocity. The coefficient of static
3 answers
asked by
BrookeNeed
768 views
A weight suspended from an ideal spring oscillates up and down with a period T. If the amplitude of the oscillation is doubled,
5 answers
asked by
SAGAR
3,954 views
A 112 g hockey puck glides across a frictionless ice surface with no horizontal forces acting on it. If the puck's velocity is
4 answers
asked by
Anonymous
894 views
A bird wants to rech its nest that is located 53 meters (35 degrees south of west) from where it is perched. If the maximum
2 answers
asked by
Carla
579 views
A racing car starting from a standstill can reach a speed of 320 km/h in 6.50 s by exerting an average horizontal force of 1.52
4 answers
asked by
Lauren
705 views
In the following figure m_1 = 20.0kg kg and á alpha = 50.9 ∘ ^\circ. The coefficient of kinetic friction between the block
3 answers
asked by
Bob
1,507 views
A man whose mass is 80kg stands on a weighing machine inside a lift: when the lift starts accelerating upwards, the reading of
6 answers
asked by
Musa Abdullahi
1,288 views
A boy is pushing his sled up a snowy slope. The sled has a mass of 20.4 kg and weighs 200 N. The boy pushes with a constant
4 answers
asked by
bill
2,135 views
A rifle bullet is fired directly upward from the ground. Its height above the ground at any instant of time t is given by the
3 answers
asked by
Brownie
1,059 views
The figure shows four penguins that are being playfully pulled along very slippery (frictionless) ice by a curator. The masses
4 answers
asked by
some one
6,863 views
.A 5.5kg riffle fires an 11gram bullet with a velocity of 1000m/s.
a. find the velocity of a riffle? b. if the shooter holds the
4 answers
asked by
mark
3,097 views
A 970-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it reaches a speed of 25.0 m/s.
4 answers
asked by
Anonymous
1,866 views
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27.
part a)How far
4 answers
asked by
julie
650 views
Josh starts his sled at the top of a 2.0 m-high hill that has a constant slope of 25 degrees . After reaching the bottom, he
3 answers
asked by
kevin
2,497 views
A block of mass m = 5.4 kg is pulled up a = 23 incline as in the figure with a force of magnitude F = 35 N. Find the
4 answers
asked by
tash
1,244 views
A crate of eggs is located in the middle of the flat bed of a pickup truck as the truck negotiates an unbanked curve in the
4 answers
asked by
jones
2,874 views
a plane stops from 250 mph in 25 seconds.
Calculate the planes acceleration
4 answers
asked by
cj
3,460 views
A curve of radius 40 m is banked so that a 1070 kg car traveling at 60 km/h can round it even if the road is so icy that the
3 answers
asked by
Johnnie
789 views
One of the curators at the art museum is tilting a large cylinder backward. At what angle (theta) will the cylinder of height h
4 answers
asked by
Evelyn
1,132 views
A boxcar of mass 200 tons at rest becomes uncoupled on a 2.5 degree grade. If the track is considered to be frictionless, what
3 answers
asked by
Tiffany
647 views
A stone is thrown upwards with an initial velocity of 25m/s at an angle of 30 degree to the ground then how long will it take
4 answers
asked by
Mohammad
133 views
if a musician sees mp in his part which dynamic level shuld he play
2 answers
asked by
rety
151 views
When making a digital animation of a person running on a sidewalk in a scene, which parameter would be an initial condition?
the
4 answers
asked by
Abby
1,212 views
A force of 750N keeps a 70kg pilot in circular motion if he is flying a small plane at 35 m/s in a circular path. What is the
3 answers
asked by
Rishelle Dioneda
2,181 views
The figure below shows a box of dirty money (mass m1 = 4.0 kg) on a frictionless plane inclined at angle θ1 = 35°. The box is
4 answers
asked by
joy
1,819 views
An anti-aircraft gun fires at an elevation of 60 degree at an enemy aircraft at 10000m above the ground. At what speed must the
6 answers
asked by
James
1,896 views
a motor car of mass 800kg travelling at 20m/s is brought to rest by breakes in 100m.calculate the average breaking force
5 answers
asked by
feyonce
2,688 views
A ball thrown downward with an initial velocity of 20m/s.what will be itsvelocity after 5s
2 answers
asked by
Subhasong
1,157 views
A child of mass 40kg jumps off a wall and hits the ground at 4m/s.He bends his knees and stops in 1s.Calculate the force
6 answers
asked by
yaekob
883 views
A student of mass M = 82 kg takes a ride in a frictionless loop-the-loop at an amusement park. The radius of the loop-the-loop
4 answers
asked by
Jack
3,648 views
A 1000-kg aircraft going 25 m/s collides with a 1500-kg aircraft that is parked. They stick together after the collision and are
4 answers
asked by
Bill
1,684 views
At the beginning of a new school term, a student moves a box of books by attaching a rope to the box and pulling with a force of
2 answers
asked by
luma
536 views
Car A is travelling at 22.0 m/s and car B at 29.0 m/s. Car A is 300 m behind Car B when the drive of car A accelerates his car
4 answers
asked by
shay
1,474 views
The ball in the image below is rolling toward the block. The ball will create a disturbance in the stability of the block by
5 answers
asked by
XenaGonzalez
1,909 views
A mass of 100g is attached to one end of a massless rod, 10cm in length, which is pivoted about the opposite end. The rod is
4 answers
asked by
Joe
1,946 views
dETERMINE the horizontal force needed to accelerate a 50 kg grocery cart from rest to 0.90 m/s in 2.8s if the coefficient of
4 answers
asked by
Dulce
698 views
A hockey puck with mass 0.160 kg is at rest at the origin (X = 0)a player applies a force of 0.250 N to the puck, parallel to
3 answers
asked by
evelyn
794 views
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