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Forces
Page 5
Questions (6,416)
Jennifer, who has a mass of 50.0 kg, is riding at 35.0 m/s in her red sports car when she must suddenly slam on the brakes to
2 answers
asked by
valerie
600 views
Madison pushes with a 160-N horizontal force on a 20-kg crate of coffee resting on a warehouse floor. The force of friction on
4 answers
asked by
Peg
6,556 views
During a rain storm, rain comes straight down with velocity Vi =-15 m/s and hits the roof of a car perpendicularly. The mass of
5 answers
asked by
trina
5,164 views
A 76.3-kN car is travelling at 66.5 mph when the driver decides to exit the freeway by going up a ramp. After coasting 418 m
4 answers
asked by
Michael
788 views
Bonjour
If we have a young man who weigh's 1000 N and another one weighs 500N on a seesaw They have the same distance apart which
1 answer
asked by
Kaffirlily
526 views
Two crates, of mass m1 = 60 kg and m2 = 130 kg, are in contact and at rest on a horizontal surface (Fig. 4-54). A 620 N force is
2 answers
asked by
ami
665 views
If wind blows at 30 m/s over a house, what is the net force on the roof if its area is 300 m^2 and is flat?
4 answers
asked by
Anonymous
1,828 views
A 1.60-kg bottle of vintage wine is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0° apart,
4 answers
asked by
Tiffany
5,448 views
a crate on a frictionaless plank inclined at angle theta with respect to the horizontal. Which of the follwing relationships is
4 answers
asked by
carol
1,325 views
Consider a jet of water striking a vertical wall horizontally a speed of v. After hitting the wall, the water moves along the
2 answers
asked by
maan
515 views
In a two-dimensional tug-of-war, Alex, Betty, and Charles pull horizontally on an automobile tire at the angles shown in the
5 answers
asked by
beast
7,536 views
A car and a truck are on the highway. Both need to accelerate at 7 m/s2
in order to avoid an accident. a. Find the force acting
1 answer
asked by
Laura
368 views
nadia is pulling a tarp along level ground with a force of 25 pounds directed along the tarp. If the tarp makes an angle of 50
4 answers
asked by
Tori
1,761 views
TWO FORCES OF 60N AND 80N RESPECTIVELY ACT SIMULTANEOUSLY AT A POINT .SKETCH AND DETERMINE THEIR RESULTANT BY USING TAIL TO HEAD
7 answers
asked by
NTSHIDISENG
2,713 views
Danielle took an iron nail and wrapped thin copper wire around it, then connected the ends of the copper wire to a battery.
6 answers
asked by
Ken
127 views
A boat exerts a force of 417N pulling a water skier who is 64kg at rest. The skier speed is 15m/s. over what distance was the
3 answers
asked by
PhysicsHelp
837 views
1. NASA launched a 550kg satellite into space. Its engines have a thrust of 8000N.
a) What is the downward froce of gravity
3 answers
asked by
Diane
2,031 views
Find the greatest and least resultant of two forces whose magnitude are 12 N and 8 N respectively
4 answers
asked by
Anonymous
2,471 views
a 3m long light board with negligible weight is supported at each end by cables. a painter weighing 900 N stands 1m from the
4 answers
asked by
Anonymous
799 views
a child with a mass of 40 kg slides down a vertical pole with an acceleration of 6 m/s squared. what is the magnitude and
1 answer
asked by
Pete
432 views
1. Two people-one twice as heavy as the other one, play tug-of-war with a 12m ideal rope while standing on a frictionless ice
2 answers
asked by
Simeon
525 views
Whats force is pushing upwards on your body while you are standing?
7 answers
asked by
aw3som3K1d
88 views
A body of mass 1/4 kg falls from rest through a height of 40 m and comes to rest having penetrated a distance of 1/2 m into the
2 answers
asked by
Harrison
141 views
a tractor is towing a large trailer on a horizontal road at a constant speed of 15 km/h. The mass of the trailer is 1,3 t and
2 answers
asked by
Anonymous
98 views
if ke is match greater than force of attraction.this will be happen at ?
2 answers
asked by
Birhanu
102 views
The resultant of two force x and y will be least when the angle between x and y?
2 answers
asked anonymously
75 views
An 80.0-kg passenger in an SUV traveling at
is wearing a seat belt. The driver slams on the brakes and the SUV stops in . Find
2 answers
asked anonymously
90 views
State the law of attraction
State the law of repulsion
2 answers
asked anonymously
55 views
A catapult used to hold a stone of mass 500g is
extended by 20cm with an applied force f. If the
2 answers
asked anonymously
107 views
A single chain supports a pulley that weighs 40N, so two identical 80N weights are connected with a rope that passes over the
2 answers
asked anonymously
67 views
Read the scenario.
A cyclist is riding his bike at a constant speed of 5 m/s, and experiences a frictional force between the bike
4 answers
asked anonymously
107 views
A person is standing on ice. He throws a snowball with a force of 4 N to the right, while the snowball pushes the person with a
10 answers
asked anonymously
79 views
A box is at rest on the floor. Which of the following force diagrams best represents the action-reaction pair of forces between
4 answers
asked anonymously
98 views
Study the scenario.
A toy car is pushed across the floor with a force of 4 N to the right. There is 1 N of friction acting on the
2 answers
asked anonymously
90 views
Study the image.
A couch with two opposing forces. A friction force vector (surface on couch) marked 5 N points to the left. A
7 answers
asked anonymously
118 views
A puck is sliding along a frictionless surface at constant velocity.
Which of the following choices correctly models the forces
7 answers
asked anonymously
75 views
A large box remains at rest on a sidewalk while a person pushes on it with a force to the right.
Which of the following choices
4 answers
asked anonymously
80 views
Study the scenario.
An object is at rest. At five seconds, someone comes over and pushes the object forward with a force of 10 N.
7 answers
asked anonymously
108 views
A ball moves along a smooth metal surface while an identical ball moves along concrete.
Which surface exerts a smaller amount of
4 answers
asked anonymously
71 views
Study the image.
Free body diagram of a ball. Two force vectors are shown. One is 5 N to the left and the other is 8 N to the
7 answers
asked anonymously
69 views
Study the image.
A box on a ramp that slopes diagonally downward from left to right. Four force vectors are shown. Arrow A is
11 answers
asked anonymously
156 views
Which of the following definitions BEST describes “forces”?
(1 point) Responses moving energy moving energy energy that pulls
2 answers
asked by
Silly
70 views
How does friction affect the maximum speed of the skater?
13 answers
asked by
Caleb Pans
83 views
Newton's cradle is a contraption where metal balls hang from a frame. When one ball is pulled and released, the collision causes
21 answers
asked by
Joe
158 views
Choose the best answer.
In all of the example problems involving motion, _____ is ignored. force inertia friction mass distance
2 answers
asked by
fe
80 views
Choose the best answer.
Forces that attract molecules to each other are called _____. hydrogen forces ionic compounds van der
2 answers
asked by
fe
101 views
Christie and Daisy measured the applied forces while pulling on opposite ends of a rope, but they forgot to fill in their table
5 answers
asked by
abysssky14
128 views
There are four basic forces in nature: gravity, the electromagnetic force, the strong nuclear force, and the weak nuclear force.
2 answers
asked by
help
84 views
Select the two variables that determine the gravitational force between two objects.
a volume b density c magnetism d distance e
2 answers
asked by
u
95 views
Select the two variables that determine the gravitational force between two objects.
a magnetism b mass c volume d distance e
2 answers
asked anonymously
79 views
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