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Forces and Friction
Page 2
Questions (196)
A file cabinet weighing 1500 N is at rest on the floor. The coefficient of static friction between the floor and the cabinet is
3 answers
asked by
John
537 views
A 1,040-N crate is being pushed across a level floor at a constant speed by a force of 350 N at an angle of 20.0° below the
2 answers
asked by
kevin
561 views
A loaded penguin sled weighing 75 N rests on a plane inclined at angle θ = 24° to the horizontal (Fig. 6-28). Between the sled
4 answers
asked by
Taylor
927 views
What is the minimum work needed to push a 800 kg car 860 m up along a 9.0 degree incline? Ignore friction. Then assume the
4 answers
asked by
Anonymous
909 views
A box of mass m rests on a rough, horizontal surface with a coefficient of static friction μs. If a force F with arrowp is
2 answers
asked by
joy
1,345 views
A table is supported against a wall forming an angle with the vertical. The coefficient of static friction between the table and
3 answers
asked by
Laura
456 views
The system shown in the figure is in static equilibrium. The rod of length L and mass M is held in an unpright position. The top
3 answers
asked by
Rico
742 views
A box is at rest on a 34incline. what is the force of friction parallel to the ramp if box has a mass of 50-kg
3 answers
asked by
James
330 views
The three objects in the drawing are connected by strings that pass over massless and friction-free pulleys. The objects move,
3 answers
asked by
twill
1,532 views
A block weighing 71.5 N rests on a plane inclined at 24.1° to the horizontal. The coefficient of the static and kinetic
2 answers
asked by
SAM
626 views
The 78.0 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients
3 answers
asked by
Lilly
753 views
A uniform 7.1 m tall aluminum ladder is leaning against a frictionless vertical wall. The ladder has a weight of 272 N. The
3 answers
asked by
PHYSICS HELP!!!!
1,086 views
a horizontal force of 1.2kgf is applied to 1.5kgf of block which rest on surface such that it just begin to slide .if
4 answers
asked by
armando
647 views
If a curve with a radius of 88m is perfectly banked for a car traveling 75km/h, what must be the coefficient of static friction
5 answers
asked by
Emily Grossman
5,286 views
A novice skier, starting from rest, slides down a frictionless 31.0° incline whose vertical height is 123 m. How fast is she
4 answers
asked by
memo
2,052 views
the coefficient of starting friction for wood on wood is 0.55. What is the force of friction of a wood block of mass 3.5 kg
3 answers
asked by
courtney
1,555 views
Part B
Piles of snow on slippery roofs can become dangerous projectiles as they melt. Consider a chunk of snow at the ridge of a
2 answers
asked by
Anne
1,055 views
A chair of weight 85.0 N lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of F =
4 answers
asked by
Anonymous
2,093 views
Two masses of 4.25 kg each, connected by a string, slide down a ramp making an angle of 44° with the horizontal. The
3 answers
asked by
Brian
1,447 views
Three blocks on a frictionless horizontal surface are in contact with each other
A force F is applied to block 1 (m1) Draw a free
4 answers
asked by
Physics
1,602 views
A body of weight 500N rests on a plane inclined at 20 degrees to the horizontal. The coefficient of friction is 0.4, determine a
1 answer
asked by
JAC OB254
116 views
You push a 2-kg book with a force of 5N. Find the force of sliding friction on the book if it has an acceleration of 1.0m/s^2.
1 answer
asked by
Megan
68 views
A piece of metal of mass 800g and volume 20cm^3 is suspended
1 answer
asked by
Dimar
174 views
A 5kg steel block slides down a vertical wooden wall while you push on it with a force F at 40° to the horizontal.The
2 answers
asked by
Modjadji
565 views
I would like to write vector expressions and determine the andle the slipe makes with the horizontal for the following.
a 2kg
1 answer
asked by
Mat
343 views
The ice skate of a 210-pound hockey player is in contact with the ice over a 2.5mm x 15cm area. Determine the freezing point of
1 answer
asked by
Joseph
440 views
Q: A 5.0 kg block is placed on top of a 10. kg block.(DIAGRAM : ww w.ux1.eiu.edu/~cfadd/1350/Hmwk/Ch05/Images/P5.74.g i f) A
2 answers
asked by
out of time
592 views
. A rope 2 metres long rests on a table where the coefficient of friction is 0.5. What minimum length of rope can stay on the
3 answers
asked by
Harvey
694 views
Two rectangular blocks are stacked on a table. The upper block has a mass of m2 and the lower mass is m1 > m2. The coefficient
1 answer
asked by
Jessica
676 views
uniform ladder 25 ft long rests against a smooth vertical wall. The ladder weighs 15 Kg. The lower end of the ladder is 15 ft
2 answers
asked by
dody
1,330 views
Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is
2 answers
asked by
Anonymous
716 views
I know that the answer to this problem is (0.2237232293) and to begin it by making a force body diagram, but I need help setting
2 answers
asked by
jessica
531 views
Olympic cross country ski champion, Henrik Henrikson, is using a new ski wax, Gripola,
that is supposed to stop his ski from
1 answer
asked by
Brendan
665 views
, what effect on Flim was produced by a) changing the nature of the surfaces, b) changing the normal force, and c) changing the
1 answer
asked by
meder
902 views
A ladder can fall for two reasons. If it is set too steep and climber gets their mass to the left of the ladder's base, the
1 answer
asked by
Devin
639 views
In the figure below, block 1 of mass
m1 = 3.0 kg and block 2 of mass m2 = 1.0 kg are connected by a string of negligible mass.
2 answers
asked by
The master
588 views
A 2kg block on a flat horizontal surface is pulled with a force of 15 N directed 10 degrees above the horizontal. It is found to
1 answer
asked by
Joe Parterner
409 views
An object of mass 50kg rests on a rough plane inclined at an angle z to the horizontal. It is supported in this position by a
3 answers
asked by
Bob
969 views
Hello, just wanted to verify is what I did is good. I posted this question yesterday and Bob helped me, so just wanted to be
9 answers
asked by
Raf
522 views
A crate weighing w pounds sits on a ramp positioned at an angle of x with the horizontal. The forces acting on this crate are
1 answer
asked by
Joesph
414 views
Two objects are placed on a frictionless incline which is inclined at 65.5 degrees. A mass of m1 = 7 kg is tied to a wall, which
2 answers
asked by
Kaleigh
558 views
a person is standing with there feet 0.1m apart and length from shoulders to feet(pivot point) is 1.5m what is the minimal
1 answer
asked by
nully
389 views
A suitcase of weight mg = 450 is being pulled by a small strap across a level floor. The coefficient of kinetic friction between
6 answers
asked by
Catherine
843 views
Determine an equation for the total force needed to drag a box at constant speed across a surface with coefficient of kinetic
2 answers
asked by
Joshua
570 views
you push a book on a table so that its velocity is constant. If the force you apply is 15 N, what is the force due to sliding
1 answer
asked by
bria
384 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 2.0 kg box rests on a plank that is inclined at an angle of 65° above the horizontal. The upper end of the box is attached to
2 answers
asked by
Stefanie
764 views
A block with a weight of 36 N is placed on a sheet of aluminum with an inclination of 18°. The coefficients of static and
3 answers
asked anonymously
101 views
Consider a rectangular block of mass 30kg, height= 3m, length = 2m. A force F is applied horizontally at the upper edge. The
1 answer
asked by
Belle
1,090 views
A student is moving boxes. Box A and box B are the same size and shape. The student can lift box A but not box B. What is the
1 answer
asked by
shh
21 views
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Parent Categories (12)
Classical mechanics
Force and Motion
Kinematics
Kinematics and Dynamics
Mechanics
Mechanics / Motion
Motion
Motion and Forces
Newton's Laws of Motion
Physics
Physics and Mechanics
Static equilibrium