A skier with a mass of 63 kg glides with negligible friction down a hill covered with hard-packed snow. The hill is inclined at an angle of 140 above the horizontal. a) Determine the magnitude of the normal force of the skier. b) Determine the magnitude of the skier’s acceleration.

Q: In a Physics lab, Nene and Nono apply a rightward force to a 4.52-kg cart to accelerate it across a…

A: The cart=4.52kg  The friction between the cart and the floor is 0.43

Q: a 30 kg crate rests on a horizontal floor, and a 60 kg person is standing on the crate. determine…

A:

Q: A service elevator takes a load of garbage, mass 10.0 kg, from a floor of a skyscraper under…

A:

Q: You move a 50-kg crate by pushing it with a 120N force at an angle of 42 degrees above the…

A:

Q: Two boxes (m = 0.500 kg and M = 1.00 kg) are sliding down a rough incline. The coefficient of…

A:

Q: The mass of a subway car and passengers is 47,800 kg. If its acceleration as it leaves a station is…

A: Force= (mass)×(acceleration)

Q: When a force of 300. 0 N is applied to a 20.0 kg object that experiences 200.0 N of friction a.…

A:

Q: - A 6.9 kg object undergoes an acceleration of 3.9 m/s2. (a) What is the magnitude of the resultant…

A: (a)  Consider an object of mass(m) 6.9 kg going with the acceleration(a) of 3.9 m/s2. Write newton’s…

Q: A 4.8-kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket…

A: F=ma+g

Q: A 271-kg glider is being pulled by a 1955-kg jet along a horizontal runway with an acceleration of…

A:

Q: - A woman at an airport is towing her 20.0-kg suitcase at constant speed by pulling on a strap at an…

A:

Q: In laboratory experiment, a 0.5-kg block resting on a table is pulled by a constant horizontal force…

A: a) The net force acting on the block is Fnet=Fapp-Ffma=Fapp-Ff Rearrange in terms of applied force…

Q: A 1030 kg car is pulling a 280 kg trailer. Together, the car and trailer have an acceleration of…

A: Given Data: The mass of a car is, mc=1030 kg The mass of a trailer is, mt=280 kg The acceleration of…

Q: You are pulling a 25.4 kg parcel along a horizontal floor that has friction with a rope that is at…

A:

Q: let the mass of the block be 8.5 kg and the angle be 30. Find (a) the tension in the cord and (b)…

A: The weight of the block can be resolved in to vertical and horizontal component. a. The net force…

Q: A block with a weight of 3.0 N is at rest on a horizontal surface. A 1.0 N upward force is applied…

A:

Q: F1=11.0 N and F2=21.0 N 1. Find the direction of the net force on the object for (b). 2. Find the…

A: (1) The horizontal components of the force F1 can be written as F1x=F1cosθ1F1x=11.0 Ncos30°F1x=9.53…

Q: While sliding a couch across a floor, Andrea and Jennifer exert forces F ⃗ A and F ⃗ J on the couch.…

A:

Q: An electron of mass 9.11 x 103 kg has an initial speed of 2.20 x 10° m/s. It travels in a straight…

A: Part A. Firstly acceleration will be calculated by following formula: v2-u2=2as Here v is the final…

Q: The y-component of the force F which a person exerts on the handle known to be 57 lb. Determine the…

A: GivenY component of force, Fy=57 lb

Q: A 2.20-kg block starts from rest at the top of a 30.0° incline and slides a distance of 1.90 m down…

A: Given data *The given mass is m = 2.20 kg *The given angle is θ=30.00 *The given distance is d =…

Q: Q.1 which of the following statements are true? (30M) (a) An object can move even when no force acts…

A: (a): According to the first law of motion, the object which already in motion continues in motion if…

Q: 1 kg standard body has an acceleration of 2.00 m/s2 at 12° to the positive direction of the x axis.…

A:

Q: An object weighing 50 lbf is being pushed downwards at an angle of 40° with the horizontal is…

A:

Q: Two forces act on a 55 kg object. One force has a magnitude 65 N directed 59° clockwise from the…

A:

Q: A child drags their toy lawnmower (mass 1.20 kg) across the floor with an applied force of 4.00 N…

A:

Q: A woman at an airport is towing her 20kg suitcase at constant speed by pulling on the strap at an…

A: mass of suitcase (m) = 20 kg Tension in the strap (T) = 35 N Resistive force (f) = 18 N θ = 55.2o

Q: A 100-lb block slides down a frictionless inclined plane at an angle of 60 degree with the…

A: Given  M = 100 lb  D1 = 20ft  D2= 20ft  T1,T2=?? Angle = 60°

Q: A box is pushed to the right at an angle f30° above the horizontal with a force of 200 N. The mass…

A:

Q: # 2. A box of mass m = 10 (kg) is pulled with constant speed by a string on a 35° inclined plane…

A: Given: The mass of the block is 10 kg. The coefficient of the friction is 0.3. Introduction: The…

Q: A 3.6 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket…

A:

Q: True or False: "It is possible for a body to move with constant velocity even though the net force…

A:

Q: A 132 kg crate is sitting at the top of a ramp, which is inclined at an angle of 20 degrees with…

A: Given: The mass of the crate is m=132 kg. The angle is θ=20°. The coefficient of kinetic friction is…

Q: A car is traveling up a hill that is inclined at an angle θ above the horizontal. Determine the…

A: To determine: The ratio of the magnitude of the normal force to the weight of the car travelling up…

Q: A skydiver jumps out of a plane. She quickly accelerates to a constant velocity. Which statement is…

A: statement D is true . when skydiver fall downwards then its speed increase with time. Same air…

Q: 2. A block of mass m = 5.0 kg is pulled along a horizontal floor by a cord that exerts a tension…

A: The free body diagram is shown above.

Q: A 1020 kg car is pulling a 285 kg trailer. Together, the car and trailer have an acceleration of…

A: The acceleration of the car and the trailer =  2.01 m/s2 Mass of the car = 1020 kg Mass of the…

Q: A 1.00 kg object is observed to have an acceleration of 10.0 m/s in a direction 60.0 east of north…

A: The fee body diagram for the system is given below:

Q: When a parachute opens, the air exerts a large drag force on it. This upward force is initially…

A: Weight of the sky diver is W = 915 N Drag force of air is Fdrag = 1027 N Mass of sky diver is 93.4…

Q: When a parachute opens, the air exerts a large drag force on it. This upward force is initially…

A:

Q: A 100 kg object experiences the following forces: 50 N North, 50N South, 50 N East, 50 N West, and…

A:

Q: When a parachute opens, the air exerts a large drag force on it. This upward force is initially…

A: Weight of sky diver (w) = 904 N (acting downwards)Magnitude of drag force (f) = 1003 N Since the…

Q: A student decides to move a box of books into her dormitory room by pulling on a rope attached to…

A: Given, mass of box=25.0 kg tension force = 134.0 N angle = 15.0 degree coeficient of kinetic…

Q: A toy chest and its contents have a combined weight of180 N.The coefficient of static friction…

A:

Q: An object experiences no acceleration. Which of the following cannot be true for the object? (a) A…

A: Acceleration is the rate of change in velocity when an external force is applied on the object.

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!