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Friction
Page 10
Questions (2,293)
When you try to walk too fast on a slippery floor, you slip because walking fast requires you to exert a greater frictional
3 answers
asked by
Anonymous
786 views
A coin is placed 17.0 from the axis of a rotating turntable of variable speed. When the speed of the turntable is slowly
6 answers
asked by
Karlee
2,267 views
The two blocks in the figureoscillate on a frictionless surface with a period of 1.7s . The upper block just begins to slip when
4 answers
asked by
v
987 views
A coin is placed 11.0 cm from the axis of a rotating turntable of variable speed. When the speed of the turntable is slowly
5 answers
asked by
Anonymous
2,832 views
You push a book on a table so that its velocity is constant. If the force that you apply is 15N. what is the force due to
3 answers
asked by
Jennifer
615 views
A,package,crate,is,placed,on,a,20,deg,inclined,plane.If,the,coefficient,of,static,friction,between,the,crate,and,the,plane,is,0.
4 answers
asked by
melissa
1,908 views
Two blocks of mass m1 = 1.2 kg and m2 = 1.7 kg are connected by a massless string, as shown in the Figure. They are released
4 answers
asked by
anonymous
1,367 views
A 100N uniform ladder, 8.0m long, rests against a smooth vertical wall. the coefficient of static friction between ladder and
3 answers
asked by
natali
3,067 views
a packing ccrate slides down an incline ramp at constant velocity. Thus we can deduce that
a) a frictional force is acting on it
4 answers
asked by
Tammy
1,458 views
A car with mass of 1000kg travelling at speed of 108km/hr along level road is brought to stop uniformly in distance of 70m. What
3 answers
asked by
Million Tefera
295 views
A 6 kg mass is resting on a horizontal surface it is determined that a force of 20 N will start the object skidding and keep it
3 answers
asked by
Bad
343 views
A ladder leans against a wall 5 meters above the ground so a homeowner can clear his gutters of leaves from last fall. The
2 answers
asked by
Sarah
490 views
A person pushes on a 59-kg refrigerator with a horizontal force of -260 N; the minus sign indicates that the force points in the
4 answers
asked by
Joe
1,564 views
A child starts from rest and slides down a snow-covered hill with a slope angle of 47° from a height of 1.8m above the bottom
4 answers
asked by
sal
1,995 views
A person pushes on a 62-kg refrigerator with a horizontal force of -280 N; the minus sign indicates that the force points in the
3 answers
asked by
Amelia
922 views
A box weighing 87 lb is being pulled with a rope that exerts a force of 60. lb at an angle of 15 degrees with the horizontal. if
4 answers
asked by
Christian
1,499 views
A 10 kg block is pressed against a vertical wall and held in place by a force F of 180 N, 37° above the
horizontal. The
3 answers
asked by
Serina
2,054 views
show that, the tangent of the angle of friction is equal to the coeficient of friction.
3 answers
asked by
Md shaheen Mahmud
539 views
you are skiing down a slope angled at 30 degrees to the horizontal. Your acceleration is 2m/s^2. what is the coefficient of
4 answers
asked by
Sarah
601 views
A 0.32 kg box of macaroni is held in place at the front of a 3.14 kg shopping cart only by the force of static friction as the
4 answers
asked by
camilla
2,354 views
A force of 1500 N (pull) is applied to a 200-kg crate at an angle of 20 degrees above horizontal. The coefficient of static
2 answers
asked by
Anonymous
769 views
a sled mass of 50kg is pulled horizontally over flat ground. the static friction coefficient is .30, and the sliding friction
2 answers
asked by
sadie
836 views
When a crate is moving on a track where friction is not negligible. The friction force is said to be
kinetic friction static
4 answers
asked by
Timothy
894 views
a 50 kg ice skater is skating on a frozen lake where the ice has a coefficient of friction of .08. How much force is required to
3 answers
asked by
caroline
741 views
A mop is pushed across the floor with a force F of 36.0 N at an angle of Θ = 50.0° (see figure below). The mass of the mop
3 answers
asked by
Aron
1,359 views
8. The coefficient of static friction between a 150-kg box of medical equipment and the floor is 0.35. Would 450-N force applied
3 answers
asked by
george
569 views
A 55.0-kg box rests on a horizontal surface. The coefficient of static friction between the box and the surface is 0.300. What
4 answers
asked by
chyenne
2,235 views
(c) Because static friction can adjust, the system can be at rest if the mass of block C is between some maximum value and some
2 answers
asked by
xxxxxxx
490 views
A 1,800 kg car is parked on a road that has an elevation angle of 7°. Suppose the coefficient of static friction of the kinds
5 answers
asked by
Art
2,093 views
A 2.9 kg brick has a kinetic coefficient of friction of 0.33. what force must be applied to the brick for it to move at a
3 answers
asked by
hamza
1,292 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
2 answers
asked by
Kristyn
650 views
A car traveling at 20 m/s stops in a distance of 50 m.
Assume that the deceleration is constant. The coefficients of friction
4 answers
asked by
Tommy
1,192 views
If the coefficient of static friction between the board and the wall is 0.81, what is the least force you can apply and still
3 answers
asked by
Anonymous
541 views
1) A 10 kg lead brick rests on a wooden table. if a force of 46N is required to slide the brick across the table at a constant
3 answers
asked by
Kimberly
1,430 views
A steel block is resting on a Flat plank 6m long ,and how high can one end of a plank be lifted For the block to start to
4 answers
asked by
mack
656 views
sledge of mass 80 kg moves over the frozen surface of a lake with a velocity of 30m/s and comes to rest in 5s. find frictional
4 answers
asked by
hezal
1,785 views
a box is being pushed at a constant velocity. The coefficient of kinetic friction between the box and the surface is 0.3 . At
3 answers
asked by
Gin
623 views
3 - A box of mass 2 Kg lies on a rough horizontal floor with the coefficient of friction between the floor and the box being 0.5
3 answers
asked by
Anonymous
648 views
Block A, with a mass of 50 kg, rests on a horizontal table top. The coefficient of static friction is 0.40. A horizontal string
4 answers
asked by
santoki
1,591 views
A 20kg block is initially at rest on a rough, horizontal surface. A horizontal force of 75N is required to set the block in
2 answers
asked by
kmae
1,055 views
A baseball player rounds third base and is heading for home when he is signaled by the base coach to slide. The player has a
3 answers
asked by
Tim
897 views
A 103-kg baseball player slides into second base. The coefficient of kinetic friction between the player and the ground is ìk =
2 answers
asked by
Anonymous
518 views
I need to find the coefficient of the kinetic friction of the following:
"a block weighing 300 newtons is moved at a constant
3 answers
asked by
eric
795 views
In a certain amusement-park ride, riders stand with their backs against the wall of a spinning vertical cylinder. The floor
4 answers
asked by
Anonymous
1,885 views
A 15.0-kg box is released from rest on a rough inclined plane tilted at an angle of 45° to the horizontal. The coefficient of
3 answers
asked by
ashley
791 views
An object (mass 3.2kg ) slides upward on a vertical wall at constant velocity when a force F of 54N acts on it at an angle of
3 answers
asked by
Cheech
931 views
The chain is released from rest with a length b of overhanging links just sufficient to initiate motion. The coefficients of
3 answers
asked by
lovely
906 views
A 5-kg box is pushed across a horizontal floor by a 20-N force that is angled 30 degrees
below the horizontal. What is the
3 answers
asked by
chelsea
1,963 views
A body of mass 25kg, moving at 3m/s on a rough horizontal floor is brought to after sliding through a distance of 2.5m on the
4 answers
asked by
Adigun
1,097 views
In attempting to pass the puck to a teammate, a hockey player gives it an initial speed of 2.82 m/s. However, this speed is
1 answer
asked by
Anonymous
456 views
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