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Forces and Motion
Page 2
Questions (4,620)
When a 300N force is applied to a box weighing 600N the box moves 3.0 horizontal in 20seconds
7 answers
asked by
Patricia
4,387 views
A 5-kg block lies on a smooth table top. A horizontal string connected to the block is passed over a small pulley at the edge of
4 answers
asked by
Rhian
2,478 views
The gravitational force of attraction between two students sitting at their desks in physics class is 2.34 ✕ 10^-8 N. If one
7 answers
asked by
Ana
5,604 views
A person pushes a 14.0-kg lawn mower at constant speed with a force of F = 88.0 N directed along the handle, which is at
an angle
5 answers
asked by
mrmr
2,863 views
A bathysphere used for deep sea exploration has a radius of 1.50 m and a mass of 1.20 × 104 kg. In order to dive, the sphere
4 answers
asked by
Sydney
4,772 views
The ski slopes at Bluebird Mountain make use of tow ropes to transport snowboarders and skiers to the summit of the hill. One of
6 answers
asked by
Honey
7,244 views
A ladder (ℓL = 7.50 m) of weight WL = 350 N leans against a smooth vertical wall. The term "smooth" means that the wall can
4 answers
asked by
Lola
3,472 views
Two workers pull horizontally on a heavy box, but one pulls twice as hard as the other. The larger pull is directed at 25 degree
4 answers
asked by
Amrit
2,395 views
A large 2,000-N cement block is pulled up a frictionless 43 degrees incline using a dual-strand pulley that is attached to the
4 answers
asked by
audrey
506 views
the resultant force due to action of four forces is f1 which is 100N, along the negative y-axis.three of the force are 250N,320
4 answers
asked by
Anonymous
2,192 views
Linc, the 65kg lifeguard, slides down a water slide that is inclined at an angle of 35 degrees to the horizontal, into the
3 answers
asked by
Ben
920 views
A 20 kg mass slides down an inclined plane which is at an angle of 60 degrees to the horizontal
1. Horizontal component of weight
3 answers
asked by
Alyssa
821 views
A small aircraft, on a heading of 225 degrees, is cruising at 150 km/h. It is encountering a wind blowing from a bearing of 315
4 answers
asked by
A
1,470 views
Three forces act on the object.A 3- N force acts due west, and 4-N force acts due south.If the net force on the object is zero
2 answers
asked by
rally
1,223 views
3. A force of 36 N gives a mass m1 an acceleration of 4.0 m/s2. The same force gives a mass m2 an acceleration of 12 m/s2. What
5 answers
asked by
Jen
3,593 views
"If a skier coasts down a slope at an angle of 24 degrees below the horizontal, what is her acceleration if the force of
5 answers
asked by
solexgirl12
2,377 views
Which situations contain unbalanced forces? Check all that apply.
A book rests on a table. A book falls to the floor. A car skids
2 answers
asked by
*Pixel*
89 views
A body of mass 5kg is initially at rest at the bottom of a rough inclined plane of length 6.3m. The plane is inclined at 300 to
3 answers
asked by
Sami
183 views
A pilot wants to fly to the North with a ground speed of 120 m/s, so he flies with an airspeed of 120 m/s. Unfortunately, he
4 answers
asked by
Soma
105 views
A ship is sailing due east at 18 knots runs into a 3 knot current moving 40 East of North.
The resultant speed an direction of
5 answers
asked by
k
2,785 views
A steel block weighing 12N is pulled up an incline plane 20° above the horizontal by a constant force of 7.35 N which makes an
7 answers
asked by
John
3,718 views
Which statement best explains why a paper airplane eventually falls to the ground?(1 point)
Responses 1.The unbalanced forces of
5 answers
asked by
iammmmasecretttt
902 views
In which situation does the reactive force between two colliding objects cause a physical change?
A: a swing hitting another
5 answers
asked by
:)
1,492 views
In which situation would the momentum of a moving object increase?
Two forces of equal magnitude act on the object in opposite
5 answers
asked by
Ieasha30
1,337 views
Two forces, of magnitudes F1= 80.0N and F2= 50.0N, act in opposite directions on a block, which sits atop a frictionless
5 answers
asked by
physics please show steps
13,113 views
If the net force of a system is a non-zero constant and the mass decreases, what must be true about the acceleration?
The
5 answers
asked by
madisson
2,891 views
A 70kg man jumps 1.00 meters down onto a concrete walkway. His downward motion stops in 0.02 seconds. If he forgets to bend his
5 answers
asked by
Omari
7,171 views
A car is driven at a constant speed of 21 m/s (76km/h) down a road. The car's engine delivers 52 kW of power. Calculate the
5 answers
asked by
Einstein
5,730 views
A box of books weighing 319 N is shoved across the floor by a force of 485 N exerted downward at an angle of 35 degrees below
5 answers
asked by
Anonymous
6,737 views
A car drives up a straight hill at a constant
speed of 60 kilometers per hour. A truck drives over the crest of the hill at a
5 answers
asked by
Mathew
3,971 views
Two forces of 5n and 7n respectively act an object.What is the maximum and minimum resultant of the two forces.Draw a diagram to
6 answers
asked by
Millicentina
2,991 views
An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man if
a) the elevator is stationary?
4 answers
asked by
Anonymous
3,081 views
A solid of mass 1.3kg suspended by a string,is completely immersed in water. If tension in the string is 6.0. Find the upthrust
6 answers
asked by
Anonymous
1,365 views
A crate sits on wooden horizontal surface (a wooden floor). The figure shows a top view of this looking down onto the crate
4 answers
asked by
emily
3,207 views
a 215-N box is placed on an inclined plane that makes a 35.0 degree angle with the horizontel. Find the component of the weight
5 answers
asked by
Kindell
3,591 views
a mule uses a rope to pull a box that weighs 3.0x10^2N across a level surface with a constant velocity. the rope makes an angle
5 answers
asked by
Emmy
4,019 views
A 0.500 kg object is thrown vertically upward with an average applied force of 8.20 N by a student. The force is applied through
4 answers
asked by
Jeff
2,353 views
How much applied force is needed to accelerate a 2.0 kg block of wood at 4.0m/s^2 along a rough table, against a 10 N force of
6 answers
asked by
Melissa
2,602 views
Question 11 Unsaved
A car of mass 1200 kg travels along a horizontal road at a speed of 10 m s-1. At the time it begins to
4 answers
asked by
gared
2,832 views
10. A 3 kg block moves up a 40° incline with constant speed under the action of a 26N force acting up and parallel to the
5 answers
asked by
Anonymous
2,680 views
A 70.0 kg skydiver falls towards the earth. If the force due to air resistance is 500 N, what is the acceleration of the
5 answers
asked by
Apple Annie
3,554 views
An inclined plane rises to a height of 2m over a distance of 6m .calculate:
A.the Angle of the slope B.the VR(and so IMA) of the
14 answers
asked by
abubakir
4,867 views
A spring of force constant 1500nm-1 is acted upon by a constant force of 75n.calculate the potential energy stored in the spring
7 answers
asked by
Meerat
2,499 views
3 Fig. 3.1 shows the arm of a crane when it is lifting a heavy box.
Fig. 3.1 (a) By the use of a scale diagram (not calculation)
4 answers
asked by
rida
2,979 views
This is the Final for the semester enjoy and easy 100%:)
1.A person uses a screwdriver to turn a screw and insert it into a piece
16 answers
asked by
Iman Shumpert
3,584 views
Which of the following events is caused by magnetic force?
A) A person gets a shock from a doorknob after walking across carpet.
5 answers
asked by
I Need Help!
1,714 views
when a horizontal force of 300N is applied to 75kg crate, it slides on a level floor opposed by a force of friction equal to
4 answers
asked by
Chelsea
1,030 views
A model rocket has a mass of 0.435 kg. It is mounted vertically and launches directly up with a thrust force of 13.1 N.
a) What
4 answers
asked by
Tom
2,371 views
The following image shows a man running with a training parachute. The man is pushing himself forward with a force of 30
4 answers
asked by
oof
160 views
You are flying in a light airplane spotting traffic for a radio station. Your flight carries you due east above a highway.
4 answers
asked by
Anonymous
1,004 views
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