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Friction and Forces
Page 2
Questions (94)
An amusement park ride consists of a large vertical cylinder that spins around its axis fast enough such that any person inside
3 answers
asked by
Jessi
1,347 views
A 180-kg crate is sitting on the flatbed of a moving truck. The coefficient of sliding friction between the crate and the truck
4 answers
asked by
Dorothy
1,341 views
You find it takes 230 N of horizontal force to move an unloaded pickup truck along a level road at a speed of 2.4 m/s. You then
2 answers
asked by
Kyle
1,331 views
A shuffleboard disc has a mass of 250g. The coefficient of friction between the disc and the floor is .60. A player pushes the
2 answers
asked by
Nil
1,316 views
A uniform ladder of length L rests against a smooth, vertical wall as shown in the figure below. If the mass of the ladder is m
1 answer
asked by
joy
1,157 views
A block of mass 35kg is on a flat floor with a static friction coefficient of 0.36 and a kinetic friction coefficient of 0.29. A
1 answer
asked by
Gabb
1,163 views
Consider a train that rounds a curve with a radius of 574 m at a speed of 160 km/h. Calculate the friction force on the
1 answer
asked by
Kaity
1,073 views
A popular pastime is to see who can push an object closest to the edge of a table without its going over. You push a 130 g
2 answers
asked by
Brian
1,042 views
A block of mass m1 = 4.80 kg sits on top of a second block of mass m2 = 15.6 kg, which in turn is on a horizontal table. The
2 answers
asked by
Annie
1,008 views
A box with a mass of 7.00 kg is at rest on a ramp that is at an angle of 20 degrees with the horizontal. The coefficient of
15 answers
asked by
Jeanne
1,044 views
A 850-kg race car can drive around an unbanked turn at a maximum speed of 61 m/s without slipping. The turn has a radius of 160
2 answers
asked by
Gina
1,029 views
A 5.05kg sits on a ramp that is inclined at 36.5 degrees above horizontal.The coefficient of kinetic friction between box and
2 answers
asked by
Anonymous
964 views
Gooluk, the Inuit, is pulling a 62kg sled through the snow on his way home from ice fishing. On the back of the sled is his 50kg
3 answers
asked by
Anonymous
922 views
2-A 10.0 Kg block is released from point A in the figure below. The block travels along a smooth frictionless track except for
3 answers
asked by
Maryam
902 views
A 20kg block is being pulled by a 150N force,the block is initially at rest,if the coefficient of frictionbetween the block and
2 answers
asked by
amaka
857 views
A 64 kg skier is on a 18 degree slope. The coefficient of kinetic friction between the skis and snow is .04. A) What is the
5 answers
asked by
Ana
837 views
1. A 1200 kg car has a maximum power output of 180 hp. How steep a hill can it climb at a constant speed of 106 km/h if the
1 answer
asked by
Naomi O
797 views
A person 1.90 m tall walks on a horizontal icy surface. The coefficient of friction between the surface of the ice and the
1 answer
asked by
Jacob
758 views
Two crates, of mass 75 kg and 110 kg, are in contact and at rest on a horizontal surface. A 620-N force is exerted on the 75-kg
2 answers
asked by
abcdefg
746 views
If the coefficient of static friction is 0.350, and the same ladder makes a 64.0° angle with respect to the horizontal, how far
4 answers
asked by
heather
735 views
The coefficient of kinetic friction for a 34.3 kg bobsleigh on a track is 0.150. What external force is required to push it down
2 answers
asked by
Steeve
716 views
A T-bar tow is planned in a new ski area. At any one time, it will be required, to pull a maximum of 80 skiers up a 600-m slope
4 answers
asked by
bill
655 views
Consider the box being pulled across the horizontal surface again. If the box has a mass of 10kg, the coefficient of friction is
2 answers
asked by
Aishah
651 views
A book with a mass of 1350 g is sitting on a desk. The ukf between the book and the desk is .45 and the ukf between the book and
2 answers
asked by
Anonymous
634 views
Two blocks, m1 = 4 kg and m2 = 2 kg, are in contact with each other and are on a horizontal surface for which the coefficient of
2 answers
asked by
Anonimus
620 views
A brick that weighs 23 kg is laying on a table. The brick is retained. From the brick, a thread is connected via a castor to a
2 answers
asked by
B
647 views
A 27.0-kg block is resting on a flat horizontal table. On top of this block is resting a 13.0-kg block, to which a horizontal
1 answer
asked by
Rupika
610 views
A man pulls a 25kg sled a distance of 80 meters across a flat, snowy surface. He holds the handle of the sled at an angle of
2 answers
asked by
Mandeep
568 views
A worker pushes horizontally on a 25 kg crate resting on ground level. The coefficients of static and kinetic friction are 0.4
2 answers
asked by
Ashley
545 views
A block of mass m1 = 4.50 kg sits on top of a second block of mass m2 = 13.9 kg, which in turn is on a horizontal table. The
2 answers
asked by
micole
543 views
A block of mass m1 = 4.90 kg sits on top of a second block of mass m2 = 14.5 kg, which in turn is on a horizontal table. The
2 answers
asked by
Tom
546 views
A box of books weighing 290 N is shoved across the floor of an apartment by a force of 400 N exerted downward at an angle of
2 answers
asked by
Seth
534 views
4.82 kJ work is done by a worker pulling a crate across the deck of a ship at a constant speed of 7.82 m/s by a 453 N force. The
3 answers
asked by
Brad
525 views
This is a homework question and I have no idea what I'm doing wrong.
A heavy sled is being pulled by two people as shown in the
2 answers
asked by
Jamey
534 views
A 3.2 Kg box is pressed up against a wall by a person’s arm that makes a 35-degree angle with the wall. The box slides down
2 answers
asked by
Grant buttler
527 views
a force F pushes on a box of mass m that initially is at rest on a rough, horizontal surface. the force F is directed at an
2 answers
asked by
Matt
506 views
A block (weight= 10kg) is sitting on a surface with friction (coefficient= 0.5). A force (push) is applied to the end of the
2 answers
asked by
Frederic
495 views
Consider the system of blocks in the figure below, with m2 = 5.0 kg and è = 33°. If the coefficient of static friction between
2 answers
asked by
Lily
490 views
A book whose mass is 2kg is projected up a long 37degree inclined plane with initial velocity, 24m/s. The coefficient of kinetic
1 answer
asked by
Janille
477 views
A 5kg block is placed on an inclined plane raised to an angle with it just started to slip down. if its coefficients of friction
1 answer
asked by
holamyde
458 views
need to know mass and acceleration of a 30.5 bloch connected to an empty 1.00kg bucket by cord running over a frictionless
1 answer
asked by
sara
462 views
a block(500N) is being pulled along a surface having coefficients of kinetic and staic friction of 0.45 and 0.5
1 answer
asked by
Anonymous
458 views
A 25,000 kilogram train is traveling down a track at 20 meters per second. A cow wanders onto the tracks 75 meters ahead of the
1 answer
asked by
TRACY
446 views
Find the least friction required to pull a body of weight W placed on a rough horizontal plane, winen the force is applied at an
1 answer
asked anonymously
19 views
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Parent Categories (9)
Classical mechanics
Dynamics
Forces and Motion
Kinematics
Mechanics
Newton's Laws of Motion
Physics
Science and Physics
Work and Energy