70kg bicyclist is moving at a constant speed of 10m/s. If she must apply 230N of forward force in order to do this, how much resistive force does friction apply on her? *   160N 0N 230N 100N

Q: A 7kg block is placed on an inclined that is 24 degrees to the horizontal. It has a coefficient of…

A: Given:- The mass of the block m = 7 kg  The inclined plane at an angle of 24 degrees to the…

Q: A farm tractor tows a 3300-kg trailer up a 14° incline with a steadyspeed of 2.8 m>s. What force…

A: Apply Newton's second law along the incline to find the force exerted by the tractor on the trailer

Q: A freight train has a mass of 1.1 x 10 kg. If the locomotive can exert a constant pull of 6.9 x 105…

A: Given  F = 6.9*10⁵ F  M= 1.1*10⁷ Kg  V2 = 86 km/h  V1 = 0 km/h  T =????    Question 9 ... Given a =…

Q: A 5kg object is moving with a constant acceleration. At t=3.0 s the velocity of the object is ů, =…

A: Mass of the object, m = 5 kg Initial velocity at time t = 3 s is  Final velocity at time t = 5 s is…

Q: A roller coaster have a velocity of 9.5 m/s as it goes thru a loop where R = 6.7 meters.  What…

A:

Q: A 50.0kg object is pushed across a level surface with a diagonal force of 550 N causing it to move…

A: given that F= 550 N FH = 550SIN30 N= 225 N FV = 550Cos 30 = 476.31 N in downword direction Normal…

Q: If a leg is suspended by a traction setup  what is the tension in the rope?

A: draw the free body diagram which shows all forces acting on a load,

Q: A 768-lb object is launched from the ground with an initial upward velocity of 30 ft/sec. The…

A:

Q: A 17.43kg object speeds up from 14.86m/s to 48.05m/s over a distance of 100.90m. What is the…

A: Given data :                Mass of the object, m = 17.43 kg                Initial speed, u = 14.86…

Q: Question 7 Werk.. A constant force F= 5.0 [N] is applied at a certain angle from the horizontal on a…

A:

Q: Jack pushes a sled through loosely packed snow. Using a constant force, he pushed 4 second and gave…

A:

Q: NEWTON'S LAWS OF MOTION 421 .10 A 0.150 kg particle moves along an x axis according to x(t) = -13.00…

A: The mass of the particle is 0.150kg, and the position of the particle as a function of time is…

Q: Consider a 1kg object. At x = 0, the object has initial velocity +v m/s. Then it is subjected to…

A: We know that work done  W=change in kinetic energy Work done =area of graph from x=0 to x=5…

Q: IN A 8000kg locomotive is pulling 5000kg cars to the right. The locomotive is experiencing a 1000N…

A:

Q: 5) A 6 kg block initially at rest is pulled to the right along a frictionless, horizontal surface by…

A: Given data: The mass of the block, m=6 kg. The horizontal force applied to the block, F=12 N. The…

Q: A diver of 80kg jumps from a platform 5 m high into a pool. If the diver decelerates at a constant…

A: Given: Mass of driver M = 80 kg height of platform h = 5 m acceleration due to gravity g = 10 m/s2

Q: You are pulling a string with a force of 209N attatched to a heavy box of mass 27Kg across your…

A:

Q: What force is needed to accelerate a sled ( mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

A:

Q: A 1,040-N crate is being pushed across a level floor at a constant speed by a force F of 390 N at an…

A: Frictional force is given as f=uN=uMg…

Q: A 76.3 kN car is traveling at 70.9 mph when the driver decides to exit the freeway by going up a…

A:

Q: A warehouse worker exerts a constant horizontal force of magnitude 89.0 N on a 42.0 kg box that is…

A: Given Horizontal force is F=89.0 N Mass of box is m=42.0 kg Distance travelled is d=1.80 m Initial…

Q: A 16.19kg object speeds up from 12.45 m/s to 45.88m/s over a distance of 91.55m. What is the…

A: Given  Mass of object,M= 16.19 kg  Initial speed,u = 12.45 m/s  Final speed,v = 45.88 m/s  Distance…

Q: A force of 1.5N acts on a 0.20kg cart so as to accelerate it along an air track. The track and forc

A:

Q: Shown is the velocity graph of a 2.0 kg object as it moves along the x-axis. What is the net force…

A: From the given graph, the given object of the mass (m) is accelerated with an acceleration (a1) from…

Q: Q4: Two blocks are connected by a very light wire passing through a massless and frictionless…

A: F = 10 N Distance traveled = D = 75 cm = 0.75 m Free body diagram is shown below:

Q: Two blocks of m-1kg and M32kg are pushed along a horizontal frictionless surface by a constant…

A: Given Data : The Mass of block 1 is given as M = 2Kg. The mass of block 2 is given as m = 1Kg. The…

Q: A box of oranges with a weight of 78 N is being pushed across a horizontal floor. As it moves, it is…

A: the expression for the normal force is

Q: A 58-kg skier is coasting down a 25° slope, as Figure 6.7a shows. Near the top of the slope, her…

A:

Q: A 12 kg block sits on a ramp inclined at 11 degrees that has a coefficient of friction of 0.9. A…

A: Let the mass of the suspended weight be m and tension in the string be T.

Q: For a moving object, the force acting on the object varies directly with the object's acceleration.…

A:

Q: For a moving object, the force acting on the object varies directly with the object's acceleration.…

A: Force is directly proportional to the acceleration

Q: A 400 kg rocket sled can be accelerated at a constant rate from rest to 1700 km/h in 2.2 s. What is…

A:

Q: A 1,360-N crate is being pushed across a level floor at a constant speed by a force Fof 350 N at an…

A: w = 1360 N F = 350 N angle = 20 degree

Q: A constant force of 50 N is acting on a 2.5 kg cart for the total of three seconds (as shown on the…

A: Given data: The applied force F = 50 N. Applied for t = 3 sec.

Q: object’s  final speed

A:

Q: A 1.3 kg box of frozen chocolate chip waffles is pulled across a table by a rope at t1 = 0s. The…

A: Given: Mass of the box, m = 1.3 kg. θ = 60º  Tension in the rope, T = 4 N.   To Find: The…

Q: The cars of an amusement park ride have a speed vA = 18 m/s at A and a speed vg = 11 m/s at B. If a…

A: Given  Mass of rider m=56 kg  speed at ponit A VA=18m/s speed at point B VB=11 m/s

Q: tobonga or. 2. A1600 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the…

A:

Q: A car with a mass of 1,390 kg decreases its forward speed from 22 m/s to 11 m/s in 4.0 s. What are…

A: Given data The mass of the car is m = 1390 kg. The initial speed of the car is vi = 22 m/s. The…

Q: 5. The force, expressed in newton, experienced by a 2.5 kg object is described by the following…

A:

Q: 3.8 Agent Smith 8a Agent Smith, who has a mass of 70 kg, is trapped in the back of a closed truck…

A: According to Newton's second law F = ma

Q: A 500 g object moves with a constant velocity of 2.0 m/s. What is the force acting on it?

A: The object is moving with a constant velocity, so the initial velocity of the object will be equal…

Q: A car goes down a 100 incline with a coefficient of friction of 0.3 for 1 m. What is it’s final…

A: Write a given value of this question. θ=10°μ=0.3s=1mu=0m/s

Q: A car goes down a 100 incline with a coefficient of friction of 0.3 for 2m. What is it’s final…

A:

Q: A contestant in a winter games event pushes a 59.0 kg block of ice across a frozen lake with a rope…

A:

Q: At last year's Homecoming Pep Rally, Trudy U. Skool (mass 54.5 kg),  attempting to generate a little…

A: According to the free body diagram, the net force in downward direction,

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: