a horse pulled a wagon with a force of 710 N and accelerated it at a rate of 0.47 m/s^2. If the wagon has a mass of 820 kg how much force (from friction, mud etc) is working against the horse to slow the wagon down?

Q: what average braking force is necessary to stop a 2,500 kg car travelling with an initial velocity…

A:

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

A:

Q: 5.5 A constant retarding force of 50 N is applied to a body of mass 20 kg moving initially with a…

A:

Q: A 1100 kg car speeding at 90 km/h is brought to a stop in a distance of 30m . Compute the average…

A:

Q: A body with mass of 7.5 Kg is accelerated by a horizontal force F = 2.0 N from rest . What is…

A:

Q: A 2500 kilogram truck is moving initially with a velocity of 10.00 meters per second. To change its…

A: Given: Mass of truck, m=2500 kg Initial velocity, u=10.00 m/s Final velocity, v=20.00 m/s Time…

Q: block of mass 144 kg lies on a horizontal plane. A horizontal force F of magnitude 1100 N is applied…

A:

Q: girl has a 14 kg wagon. If she pushes from behind at an angle of the 30 degrees with a force of 60…

A: girl has a 14 kg wagon. If she pushes from behind at an angle of the 30 degrees with a force of 60…

Q: A person jumps then leaves the floor with a velocity of 1.20 m/s upward. If the person is in contact…

A: Force can be defined as the rate of change of momentum.

Q: A 100 N net force acts right on a 5 kg object through a displacement of 30 m right. The initial…

A:

Q: While walking along Makati Avenue, you saw a moving car with initial speed of 28 m/s . The car is…

A:

Q: A 10.0-kg object is initially moving with a velocity of 20.0 m/s to the north and is acted on by a…

A: mass, m = 10 kg  initial velocity, u = 20 m/s  final  velocity, v = 12 m/s  distance, d = 30 m

Q: While playing basketball in PE class, Michael Angelo lost his balance after making a lay-up and…

A:

Q: A stationary object is affected by a net force of 32 N for 10 seconds. Since the mass of the object…

A:

Q: The figure shows three blocks attached by cords that loop over frictionless pulleys. Block B lies on…

A:

Q: Object A of mass 4 kg moves with a speed 2 m/s. Object B of mass 2 kg moves with a speed v8 m/s.…

A: The initial velocities of object A and B are: uA=2 m/suB=8 m/s The final velocities of object A and…

Q: Two blocks, A (mass=5.00 kg) and B (mass= 10.0 g) are suspended by a cord on either side of a…

A: According to the Newton's second law  Net force = mass x accelration

Q: Two iceboats (one of mass m, one of mass 2m) hold a race on a frictionless, horizontal, frozen lake.…

A:

Q: Which of the following is an external effect of a force? O NONE OF THE GIVEN CHOICES O A rubber ball…

A:

Q: 3,150-kg truck accelerates from 4.2 m/s to 7.8 m/s in 14 s. Which describes the average force needed…

A: here,v2=7.8msv1=4.2 mst=14 smass,m=3150 kg

Q: A teenager is pushing a cart.  There is no friction between the cart and the ground. Mass of the…

A: (1) From Newton’s 2nd law, Here, m and a represent the cart's mass and acceleration of the cart ,…

Q: Which of Newton's three laws does the following situation illustrate? A guy pushes on a wall and…

A: A guy pushes the wall and feels the wall pushing back on him: In this case, Newton's third law of…

Q: a 60 kg object is moving at 20m/s when a force brings the object to rest in 0.050 seconds. of the…

A: Given, mass of the object (m) = 60 kg  Initial speed (u) = 20 m/s  Final speed (v) = 0 m/s  Time…

Q: person with a black belt in karate has a fist that has a mass of 0.70 kg. Starting from rest, this…

A: given , mass (m) = 0.7 kg             initial velocity ( u ) = 0     { at rest }              final…

Q: A bullet of mass 20g traveling at 16m/s penetrates a sand bag and is brought to rest in 0.05s . Find…

A: A. Depth of penetration  is  0.4m B. Average  retarding  force is 6.4

Q: A 10,450 kg freight car is rolling along a track at 3.0 m/s. Calculate the time needed for a force…

A: force is the product of mass and acceleration of an object F = ma  a = F/m  a = 1120/10450  a =…

Q: An object is moving with constant velocity. Which of the following best describes the force(s)…

A: Scenario: Object is moving with constant velocity.

Q: A baseball has a mass of 0.21kg. The velocity of the pitched ball is 41.0m/s, and the velocity of…

A: Given Data : The mass of the ball is given as m = 0.21 Kg,. The initial velocity of the pitched ball…

Q: A 1100 kg car speeding at 90 km/h is brought to a stop in a distance of 30m . Compute the average…

A:

Q: 3.09 kg mass is initially at rest while upon a frictionless, horizontal surface. An  applied force…

A:

Q: A high-diver of mass 70 kg jumps off a board 20 m above the water. If, 1.5 s after entering the…

A:

Q: The IKAROS spacecraft, launched in 2010, was designed to test the feasibility of solar sails for…

A: Given that, Mass of the spacecraft, m=290 kg Force, F=1.12mN=1.12×10-3N Duration, t=6 months=6×30…

Q: A person is standing on ice. He throws a snowball with a force of 4 N to the right, while the…

A: Force applied by person on snow ball is F = 4 N Force applied by the snowball on the person is F' =…

Q: A lump of clay of mass 0.21 kg is dropped from a height of 5.5 m. The clay comes to a full stop…

A: mass of clay is m = 0.21 Kg height from which clay was dropped is h = 5.5 m time taken by the clay…

Q: In 2020 the 195kg Icelandic Strongman Hafthor Bjornsson broke the deadlift world record by…

A: Weight of Icelandic Strongman=195 kg Weight of deadlift=501 kg Total force acting in downward…

Q: The law that states that net force must be equal to zero for a body to be at rest or in the state of…

A: The law that states that net force must be equal to zero for a body to be at rest or in the state of…

Q: Which law has this statement? “An object either remains at rest or continues to move at a constant…

A: A physical quantity related to the property of an object to resist changes in its motion is called…

Q: Equilibrium is the state when A. Net force acts on an object is zero. B. net force…

A: Required : Definition of equilibrium

Q: A 1.4 gram bullet is shot into a tree stump. It enters at a velocity of 341 m/sec and comes to rest…

A: To determine,the force on the bullet during impact.given,time to strike the stump(t)=0.00032…

Q: Dr. Jekyll (m = 70kg) is riding a skateboard when he realizes the cranberry juice he’s drinking is…

A: Given data: Mass of Dr. Jekyll, m=70 kg Initial speed of Dr. Jekyll, u=6.5 m/s Mass of Mr. Hyde,…

Q: A block of ice with a mass of 2.50 kg is moving on a frictionless, horizontal surface. At t = 0, the…

A: Given Data: The mass of the ice block is: m=2.50 kg The velocity of the block at t=0 is: v0=8 m/s

Q: A 50 N force is applied to a 20 kg cart which was displaced at 150 m from rest on a surface applying…

A: Given that:- m=20 kgF=50-30=20 Na=Fm=2020=1 m/s2s=150 mu=0v=?

Q: A 2500 kilogram truck is moving initially with a velocity of 10.00 meters per second. To change its…

A: Given, Mass of truk(m)= 2500kg  Initial velocity (u) = 10m/s  Final velocity (v) = 20m/s  Time taken…

Q: A lump of clay of mass 0.21 kg is dropped from a height of 7.1 m. The clay comes to a full stop…

A:

Q: The figure below shows two boxes connected to each other by a light cord that passes over a pulley…

A:

Q: Tanjiro is driving a 1500 kg truck while pulling a trailer. His acceleration is 1 m/s2. Nezuko is…

A: Force refers to a push or pull on an object which changes or tries to change the motion of the…

Q: A bowling ball weighing 70.0 N initially moves at a speed of 5.00 m/s. How long must a force of 45.0…

A:

Q: A 2500 kilogram truck is moving initially with a velocity of 10.00 meters per second. To change its…

A:

Q: A lump of clay of mass 0.28 kg is dropped from a height of 10.8 m. The clay comes to a full stop…

A: mass of lump of clay (m) = 0.28 kg initial height (h) = 10.8 mInitial velocity (u) = 0 ms

Q: In the figure, the combined mass of the monkey, bananas, and platform is m. To keep the platform…

A: Given that, the combined mass of the monkey, bananas, and platform is m

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!