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Force
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Questions (533)
Which of the following would have the greatest force?
An object with low mass accelerating slowly An object with low mass
2 answers
asked by
Lexi
653 views
A 7.77 kg pumpkin falls from a height of 12.3m. It hits the ground and comes to an abrupt stop in about 444 ms. What is the
4 answers
asked by
tyger2020
1,884 views
A sled is pushed along an ice covered lake. It has some initial velocity before coming to a rest in 15 m. It took 23 seconds
4 answers
asked by
Anthony
2,368 views
A cabinet weighing 100 N is placed on a floor. The amount of contact area between the cabinet and the floor is 0.5 m2.
How much
6 answers
asked by
kylie
3,519 views
In a head-on collision, a car stops in 0.11 s from a speed of 23 m/s. The driver has a mass of 87 kg , and is, fortunately,
5 answers
asked by
Malik
5,657 views
A person pushes a 17.0 kg lawn mower at constant speed with a force of 74.0 N directed along the handle, which is at an angle of
4 answers
asked by
kayla
7,103 views
A constant force acts on a 5.0 kg object and reduces its velocity from 7.0 m/s to 3.0 m/s in a time of 3.0 s. Find the force.
5 answers
asked by
Kiana
2,990 views
A 75.0kg bobsled is pushed along a horizontal surface by two athletes. After the bobsled is pushed a distance of 4.5m starting
7 answers
asked by
christian
11,249 views
A grocery sack can withstand a maximum of 230 N before it rips. will a bag holding 15 kg of groceries that is lifted from the
5 answers
asked by
janelle
4,991 views
In a car crash, a 44 kilogram passenger moving at 15 meters per second is brought to rest by an air bag during a 0.10 second
5 answers
asked by
Nashaly
3,109 views
If the torque required to loosen a nut that
is holding a flat tire in place on a car has a magnitude of 31 N · m, what minimum
5 answers
asked by
Eric Melendez
2,447 views
A truck runs into a pile of sand, moving 1.6m as it slows to a stop. The magnitude of the work that the sand does on the truck
5 answers
asked by
Derp
2,233 views
A 86.0 kg diver falls from rest into a swimming pool from a height of 6.3 m. It takes 1.44 s for the diver to stop after
4 answers
asked by
Bob
1,581 views
A runer of mass 60kg accelerates at 2m/s^2 At the start of a race. Calculate the force provided from her legs
5 answers
asked by
Addisu ILfeneh
1,063 views
The x and y coordinates of a 3.70-kg particle moving in the xy plane under the influence of a net force F are given by
x = t4 −
4 answers
asked by
joy
1,798 views
A hockey goalie is standing on ice. Another player fires a puck (m = 0.22 kg) at the goalie with a velocity of +63 m/s
(a) If the
3 answers
asked by
Anonymous
866 views
Under what condition can a force act on an object and yet do no work on that object?
A. The object moves with no acceleration. B.
4 answers
asked by
Alex
1,551 views
A baseball with a mass of 0.15 kilograms collides with a bat at a speed of 40 meters/second. The duration of the collision is
12 answers
asked by
fredrick
3,245 views
David, who is 65 kg, is driving his car at a speed of 25 m/s. He sees a dog crossing the road and so he steps on the brake to
4 answers
asked by
Paula
2,684 views
A girl of mass 60 kg throws a ball of mass 0.8 kg against a wall. The ball strikes the wall
horizontally with a speed of 11 m/s,
4 answers
asked by
larry
1,458 views
a weightlifter raises a 200-kg barbell with an acceleration of 3 m/s. How much force does the weightlifter use to raise the
7 answers
asked by
anoynomous
6,506 views
39. The electrostatic force between two charged spheres is 64 N. What will the magnitude of the force be if the size of each
4 answers
asked by
John Ng
2,010 views
Which of the following would have the greatest force? (1 point)
1. an object with low mass accelerating slowly 2. an object with
4 answers
asked by
A,j
2,883 views
A coach is hitting pop flies to the outfielders. If the baseball (mass=145 g) stays in contact with the bat for 0.04 s and
4 answers
asked by
Sue
2,826 views
A large aquarium has viewing ports so people can watch dolphins swim by. What is the net force on a rectangular window, 2.30 m
4 answers
asked by
John
1,117 views
A man of weigt 600N runs up the stairs of heigt 4m in 3seconds. what is exerted by the man?
4 answers
asked by
vincent
2,604 views
During a road test,a driver brakes a 1420kg car moving at 64.8km/h [W]. The car slows down and comes to a stop after moving 729m
4 answers
asked by
Jeena
3,400 views
An attack helicopter is equipped with a 20
mm cannon that fires 116 g shells in the forward direction with a muzzle speed of 819
4 answers
asked by
Joe
1,060 views
A box with a volume V = 0.03 m^3 lies at the bottom of a lake whose water has a density of 103 kg/m^3.
(a) How much force is
6 answers
asked by
lisa
2,135 views
If the puck strikes the goalie's pads and stops in a distance of 4.14 cm, what average force is exerted on the pads? Answer in
4 answers
asked by
Alexandra
2,168 views
A game show contestant won a prize by pushing a bowling ball 20 m using her nose. The amount of work done was 1470 J. How much
4 answers
asked by
micah
2,682 views
It is well known that bullets and other missiles fired at Superman simply bounce off his chest. Suppose that a gangster sprays
4 answers
asked by
Evan
3,538 views
A woman does 340 J of work to move a table 4 m across the floor. What is the magnitude of the force that the woman applied to
2 answers
asked by
Anonymous
714 views
If a person has a mass of 83 kg, what will that person weigh in newton
3 answers
asked by
kabelo
640 views
1. A stroboscopic photo of a club hitting a golf ball, such as the photo shown in Figure 6.3, was made by Harold Edgerton in
4 answers
asked by
justin
2,349 views
The figure below shows the speed of a person's body as he does a chin-up. Assume the motion is vertical and the mass of the
4 answers
asked by
Amber
4,971 views
If a baseball has a mass of 0.075kg and is traveling with an acceleration of 25 m/s2. What is the force that the baseball will
3 answers
asked by
:( bruva
756 views
A basket tied to a rope has mass of 4.23kg. what is the force exerted by the rope to the basket if it is being pulled upward
3 answers
asked by
Neyrin
481 views
Using a scale of 1 cm to represent 10 N,find the size and direction of the resultant force for 30 N north and 40 N west .(make
4 answers
asked by
Idali
1,478 views
The air pressure in a tire is 150.000 kPa.
The internal surface area of the tire is 1150.000 cm^2. Determine the total force
4 answers
asked by
Danny
951 views
What is the net force on a box that is being pushed to the left with a force of 50 N while it is also being pushed to the right
4 answers
asked by
Tonya
1,266 views
(c) Tube (c) is again filled with water. A1 and A2 are the same as in part (b). Two pistons apply different forces to the water
4 answers
asked by
d
1,380 views
1. A 2,000 kilogram truck traveling at 60km/h strikes a tree and stops in 0.75 seconds. How large is the force that causes this
4 answers
asked by
Vanessa
660 views
The force, F, needed to break a board in a martial arts class varies inversely with the length, L, of the board. If it takes 24
3 answers
asked by
Nate
1,817 views
Mark's physics book is on the desk. Mark pushes horizontally (from the side) on the book, but the book does not move.
Which force
4 answers
asked by
Max
2,759 views
Newton's Laws Unit Test
10 of 1510 of 15 Items Question A toy helicopter flies forward with a force of 15 N into an oncoming wind
3 answers
asked by
.
271 views
A 2.0-gram bullet is shot into a tree stump. It enters at a speed of 3.00 x 104 cm/s and comes to rest after having penetrated
3 answers
asked by
Ciara
1,023 views
A force of magnitude 7.50 {\rm N} pushes three boxes with masses m_1 = 1.30\,{\rm{kg}},m_2 = 3.20\,{\rm{kg}}, and m_3 =
3 answers
asked by
Adnan
826 views
In a head-on collision, a car stops in 0.30s from a speed of 30m/s . The driver has a mass of 73kg , and is, fortunately,
3 answers
asked by
Anonymous
401 views
After falling from rest from a height of 27 m, a 0.53 kg ball rebounds upward, reaching a height of 17 m. If the contact between
7 answers
asked by
Anonymous
771 views
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Parent Categories (24)
Dynamics
Electric charges
Electromagnetism
Electrostatics
Force and Motion
Gravitation
Gravity
Kinematics
Kinetic Energy and Work
Measurement
Mechanics
Motion
Motion and Forces
Newton's Laws
Newton's Laws of Motion
Physical Science
Physics
Physics or Mechanics
Pressure
Science and Physics
Science or Physics
Torque
Units of Measurement
Work and Energy