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Force and Motion
Page 7
Questions (1,713)
Two rockets with the same mass are accelerated. Rocket A accelerates twice as quickly as rocket B. Which statement is correct?(1
4 answers
asked by
ashley
1,617 views
You push on a box with a net force of 5 N and it accelerates. What happens if you exert the same net force on an object that has
3 answers
asked by
Dianne
620 views
A 0.350 kg birdie is being hit between two badminton players. The graphs show the birdie's velocity and the force exerted on the
3 answers
asked by
Anonymous
824 views
7. The condition in which all the forces on an object are balanced and the object is at rest is called __________.
net force
4 answers
asked by
Ryder C.
1,023 views
JOHN IS PUSHING A WHEELBARROW FILLED WITH SAND ON A BUILDING SITE THE TOTAL MASS OF THE WHEELBARROW AND ITS CONTENTS IS 3O KG
3 answers
asked by
Anonymous
730 views
A pupil pushes a wheelbarrow carrying 30kg sand it accelerates from rest to 2m/s in the distance of 1m. If the friction is on
4 answers
asked by
francis
1,904 views
Force F1 of 3.5N on an object to the right and force F2 of 4 .3 acts on the object towards the left.Determine the resultant of
3 answers
asked by
Mfuku Oyintando
523 views
What force is required to stop a 1500-kg car in a distance of 0.20 m if it is initially moving at 2.2 m/s?
5 answers
asked by
Will
2,450 views
A loaded tractor-trailer with a total mass of 5000 kg traveling at 3.0 km/h hits a loading dock and comes to a stop in 0.64 s.
3 answers
asked by
Raye
1,255 views
1. Which of the following correctly lists friction types (excluding fluid friction) from strongest to weakest? (2 points) *
a.
3 answers
asked by
Anon
1,027 views
As a hiker in Glacier National Park, you are looking for a way to keep the bears from getting at your supply of food. You find a
3 answers
asked by
Morgan
882 views
Two blocks of masses 11 kg and 8.0 kg are connected together by a light red string and rest on a frictionless level surface.
3 answers
asked by
Jessica
972 views
An electron with a speed of 1.9 × 107 m/s moves horizontally into a region where a constant vertical force of 6.0 × 10-16 N
2 answers
asked by
bigd
1,329 views
An airplane with a mass of 1.20x10^4 kg tows a glider with a mass of 0.60x10^4 kg. if the airplane propellers provide a net
4 answers
asked by
HiMyNameIsRandy
3,263 views
A car traveling at 72 km/hr hits a tree. the driver, who has a mass of 55.0 kg comes to a rest 0.10s after the impact.
What is
4 answers
asked by
Maddie
602 views
Calvin is pulling Hobbes on his sled with a force of 45 N [30o above the ground]. The mass of Hobbes
and the sled is 18 kg and
3 answers
asked by
Natasha
401 views
A construction crane's cable lifts a 49.5-kg box upward with an acceleration of 1.30 m/s2. Find the tension in the rope.
N
4 answers
asked by
alba
2,698 views
A horizontal force of 150 N is used to push a 45.0-kg packing crate a distance of 5.75 m on a rough horizontal surface. If the
3 answers
asked by
Sierra
993 views
A 5kg crate falls from height of 2 m into an industrial spring scale. When the crate comes to rest the compression of the spring
3 answers
asked by
Anonymous
1,294 views
WHICH OBJECT WILL REQUIRE THE MOST FORCE TO TOSS IT 2 METERS
6 answers
asked by
MARRY
757 views
Severe stresses can be produced in the joints by jogging on hard surfaces or with insufficiently padded shoes.If the downward
3 answers
asked by
Paul
595 views
A crate is pushed horizontally with a force.
The acceleration of gravity is 9.8 m/s2 . Calculate the acceleration of the crate.
3 answers
asked by
RACHEL
765 views
A 40N force applied at an angle of 37 degrees above the horizontal pulls a 5kg box on a horizontal floor. the acceleration of
3 answers
asked by
ali
933 views
The National Transportation Safety Board is testing the crashworthiness of a new car. The 1.87 103 kg vehicle, moving at 11.3
3 answers
asked by
Angelica
519 views
The strength of a wood beam varies inversely with its length. A beam is 33 feet long can support 1200 pounds. How much weight
3 answers
asked by
alex
2,469 views
suppose the
you push with a 40-N horizontal force on a 4-kg mass resting on a horizontal surface against a horizontal friction
3 answers
asked by
Anonymous
676 views
A 64-kg boy and a 42-kg girl use an elastic rope while engaged in a tug-of-war on an icy frictionless surface. If the
3 answers
asked by
Hannah
984 views
A 64 kg woman stands on a very light, rigid board that rests on a bathroom scale at each end. She is 1.5m in on the 2m board.
4 answers
asked by
collegechick
3,181 views
A trapeze artist weighs 8.00 x 10^2 N. The artist momentarily held to one side of a swing by a partner so that both of the swing
3 answers
asked by
Becky
1,583 views
You are pulling your sister on a sled to the top of a 20.0 m high, frictionless hill with a 10.0° incline. Your sister and the
3 answers
asked by
sabeen
846 views
A machine has a mechanical advantage of 2. This means its output force is _____.
a. 0.5 times greater than the input force b. 2
7 answers
asked by
donna
4,301 views
A golf ball of mass 4.50 10-2 kg is struck by a club. Contact lasts 2.35 10-4 s, and the ball leaves the tee with a horizontal
2 answers
asked by
Anonymous
526 views
A 43.3 kg boy and a 60.0 kg girl are on the surface of a frozen lake, 10.5 m apart. Using a rope, the boy exerts a horizontal
2 answers
asked by
Megan
646 views
A player strikes a hockey puck giving it a velocity of 47.673 m/s. The puck slides across the ice for 0.175 s after which time
4 answers
asked by
Chris
2,422 views
suppose that a horizontal force of 0.7 n is required to pull a 5.0 kg block across the table at constant speed. what is the
3 answers
asked by
ashley
619 views
A toy sled with a mass of 1.0 kg is sliding down a ramp that makes an angle of 25° with the
ground. The coefficient of kinetic
4 answers
asked by
Jeremy
1,164 views
Physics force of friction question
a shuffle board disk is accelerated to a speed of 5.8m/s and released. if the coefficient of
5 answers
asked by
jake
1,727 views
A speed velocity of a a rocket with a mass of 0.25 kg passes from 15 m/s[up] to 40 m/s[up] in 0.60s. calculate the force of the
3 answers
asked by
Adrienne
1,097 views
Illinois Jones is being pulled from a snake pit with a rope that breaks if the tension in it exceeds 755 N.
If Illinois Jones has
3 answers
asked by
Natsuku
678 views
In a railroad yard, a 2.0×104 kg boxcar moving at 10m/s is brought to a stop by a spring-loaded bumper mounted at the end of
3 answers
asked by
James
1,107 views
Question 2.
Four movers pick up boxes. Each box has a different mass, and each mover applies a different amount of force to lift
4 answers
asked by
Jesus is real❤️
253 views
The police car blocking traffic for Mr. Hermans has a mass of 1000 kg. How much force would be required to accelerate the car at
3 answers
asked anonymously
88 views
A tennis player hits a 0.1-kilogram tennis ball with her racket from the north end of a court. Her racket was traveling at 65
3 answers
asked by
TWO
347 views
A bowler wants to knock down all of the pins for a strike. Which ball should he use so that his acceleration increases and all
3 answers
asked by
Ieasha30
84 views
Why is it that if the centripetal force on an object increases, its acceleration increases?(1 point) Responses
A. Its velocity
4 answers
asked by
Bad Bunny
120 views
Together, Claudia and her bicycle have a mass of 90 kg. What force is needed to give them an acceleration of 2 m/s²? Ignore the
2 answers
asked by
Anonymous
139 views
How much force is required to accelerate a 150 kg motorbike from 10 m/s to 20 m/s over a distance of 25 m? (assume no friction)
3 answers
asked by
s
191 views
Two forces F1 and F2 act on the 7.00 kg block in opposite directions. The magnitude of these forces are F1 = -59 N and F2 =
3 answers
asked by
hi
475 views
Find the force required to give a helicopter of mass 2000 kg an acceleration of 0.10g upward in Newtons.
Find the work done by
4 answers
asked by
Chaz
295 views
a body of mass 20kg slides down on a plane inclined of 30 degree to the horizontal. if a constant resisting force of 40N act on
4 answers
asked by
praise
355 views
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