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Forces
Page 3
Questions (6,413)
a 5.o kg book is sitting on a table. which describes the forces acting on the book?
a)there are no forces acting on the book
6 answers
asked by
nancy
6,194 views
Which option is the force with the greatest magnitude?
A: the force needed to lift a textbook B: the force needed to lift a
11 answers
asked by
:)
1,304 views
An occupant of a car has a chance of surviving a crash if the deceleration during the crash is not more than 30 g. Calculate the
6 answers
asked by
Janise
4,038 views
(1) A solid weight 0.04 Newton in air and 0.024 newton when fully immersed in liquid of density 300 kilogram per metre cube.What
4 answers
asked by
Daniel
1,187 views
Two forces act on an object. The first force has a magnitude of 360 newtons and acts at an angle of 30° as measured from the
4 answers
asked by
T
1,943 views
Strength of Electrical Forces Quick Check
3 of 53 of 5 Items Question Which of the following interactions in the data set below
4 answers
asked by
67
476 views
Describe the action and reaction force pairs involved when an object falls toward Earth. Ignore the effects of the air
4 answers
asked by
Anonymous
3,416 views
A horse is pulling a canal boat at 12 degrees to the rope. Tension of the rope it 1150 newtons. The canal is moving at a steady
7 answers
asked by
Char
2,001 views
A 0.140-kg baseball is pitched horizontally at 36.7 m/s. When a player hits the ball, it moves at the same speed, but in the
5 answers
asked by
JLW Physics
5,523 views
Two forces F1 and F2 act on a particle. F1 has magnitude 5N and in direction 30 degrees and F2 has magnitude 8N and in direction
7 answers
asked by
Aladdyn
2,892 views
A car is traveling up a hill that is inclined at an angle θ above the horizontal. Determine the ratio of the magnitude of the
5 answers
asked by
Anonymous
14,470 views
1,Aclimber Of Mass 80Kg Is On A Steep Rock Face.The Force X That The Rock Exerts On The Climber Is At An Angle Of 50 degree To
31 answers
asked by
Pleas Help Me Pleas!!!
5,085 views
A 75.0-kg person stands on a scale in an elevator. What does the scale read (in N) when the elevator is at rest? What does the
5 answers
asked by
Erik
13,924 views
A 4500 kg truck is parked on a 7.0∘ slope. How big is the friction force on the truck?
5 answers
asked by
Elias
9,916 views
A billiard ball strikes and rebounds from the cushion of a pool table perpendicularly. The mass of the ball is 0.38 kg. The ball
5 answers
asked by
Cheng
7,859 views
The four tires of an automobile are inflated to an absolute pressure of 2.0*10^5 Pa. Each tire has an area of 0.024m^2 in
6 answers
asked by
Sarah
15,470 views
On an inclined plane is Gravitation Force of x component (Fgx) always equal to static friction (fs)?
4 answers
asked by
Anonymus
1,614 views
A fighter pilot is exposed to an acceleration of 3g in the horizontal direction during takeoff. Knowing that 1g=9.8 m/s2 and
5 answers
asked by
Morgan
3,365 views
Pulling the string on a bow back with a force of 28.7lbs, an archer prepares to shoot an arrow. If the archer pulls in the
5 answers
asked by
Jim
4,470 views
Susan pulls on a rope sleigh with a force of 120 N. If the rope makes an angle of 25 degrees with the horizontal, what is the
5 answers
asked by
Sara
2,822 views
a string supports a solid iron object of mass 180g totally immersed in liquid of density 800kg/m3. calculate the tension in the
7 answers
asked by
joelinho
4,174 views
Two people, one twice as massive as the other, try to play tug of war on a nearly frictionless, level, icy surface. When they
4 answers
asked by
jackie
6,861 views
A roller coaster goes through a vertical loop. When are the forces on the riders: the smallest and the greatest?
5 answers
asked by
Kalab
1,267 views
A 69 kg person is standing on a bathroom scale (calibrated in Newtons) in the middle of an elevator. Determine the reading on
5 answers
asked by
bhvhtr
792 views
If motor M exerts a force of
F=(10t2+100)N on the cable, where t is in seconds, determine the velocity of the 25kg crate when
4 answers
asked by
Gloria
7,848 views
A 1200-N crate is being pushed across a level floor at a constant speed by a force of 260 N at an angle of 20.0° below the
5 answers
asked by
Elaine Jetton
2,826 views
A uniform beam of length 1.0 m and mass 16 kg is attached to a wall by a cable that makes an angle of 30 degrees with the end of
5 answers
asked by
Sam
5,232 views
three forces of magnitude 6N, 2N and 3N act on a small object in directions north, south and west respectively, find magnitude
4 answers
asked by
ayo
1,219 views
22. If a man weighs 720 N on Earth, what is his weight on the moon?
4 answers
asked by
Anonymous
1,725 views
Which force accounts for the difference between mass and weight?
a Frictional force b Air resistance force c Magnetic force d
4 answers
asked by
GG
263 views
A 160kg horizontal beam is supported at each end. A 330kg piano rests a quarter of the way from one end.
What is the vertical
4 answers
asked by
Melissa
4,103 views
A stationary 1.67 kg object is struck by a stick. The object experiences a horizontal force given b F = at-bt^2, where t is the
4 answers
asked by
sandhu
4,092 views
It takes a force of 1250N to keep a car moving with constant speed up a slope. If the engine delivers 50.0hp (3.73x10^2W) what
5 answers
asked by
Emme
642 views
Calculate the resultant of five coplanar force of value,10N,12N,16N,20N,15Nacting on an object at 0
4 answers
asked by
Queensley
1,009 views
Use the parallelogram of forces method to determine the magnitude and direction of the resultant of the forces given:1.7N at 45
4 answers
asked by
Godknows
714 views
A 1,100 kg car comes uniformly to a stop. If the vehicle is accelerating at -1.2 m/s2, which force is closest to the net force
4 answers
asked by
guillermo
1,576 views
A block of wood weighing 25 N is submerged under water. If the net force on the wood is 5 N upward, how much buoyant force is
3 answers
asked by
Science
2,011 views
A man pulls a box with a force of 70N along the positive y-axis,while a boy pulls it with a force of 50N,making an angle of 80
7 answers
asked by
Killian
2,718 views
A uniform beam has a weight of 500N(acting at the centre of the beam). It also carries a point load of 1,2kN at the centre of
3 answers
asked by
Bongani
1,128 views
what would happen if inertia was the only force being acting on the earth?
3 answers
asked by
Alex
965 views
What is the strong nuclear force?
a force that governs how elements break down naturally a force that attracts objects with mass
3 answers
asked by
b
1,040 views
A body of mass 20kg falls from rest through a height of 10m and comes to rest having penerated a distance of 9.8m into sandy
3 answers
asked by
Charles
401 views
1.In a pith ball experiment, the two pith balls are at rest. The magnitude of the tension in each string is |T| = 0.55 N, and
4 answers
asked by
Sarah
1,165 views
A uniform have meter rule is freely pivoted at 15cm mark and it balances horizontal when a body of mass 40g is huge from the 2cm
3 answers
asked by
Aishah
108 views
Find the resultant in magnitude and direction of forces 10N, 20N, 30N, 40N, acting respectively in the direction 60,120,180 and
4 answers
asked by
Shade
2,534 views
you drag a heavy box along a rough horizontal floor by a horizontal rope. Identify the reaction force to each of the following
2 answers
asked by
Sara
927 views
Two tugboats are towing a ship. Each exerts a horizontal force of 5 tons and the angle between their towropes is 90°. What net
3 answers
asked by
Chris
885 views
A child is pulling a sled across a horizontal surface by a rope that makes a 27.5 degree angle with the ground. The child pulls
2 answers
asked by
Michael
868 views
A charged particle A exerts a force of 2.62 N to the right on charged particle B when the particles are
13.7 mm apart. Particle B
1 answer
asked by
Anonymous
513 views
A nickel and a sheet of paper, which have approximately the same mass, are dropped at the same time from the same height. The
1 answer
asked anonymously
44 views
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