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: A person is standing in an elevator. In which situation he finds his weightless? a) When the…

A: Option b

Q: Sled pull. Two people pull with constant forces 90.8 N and 93.0 N in opposite directions on a 23.7…

A:

Q: The diagram shows a skier going downhill with the directions of 6 possible vectors labelled. C A F E…

A:

Q: A woman at an airport is towing her 20.5-kg suitcase at constant speed by pulling on a strap at an…

A: Given, Women towing suitcase with constant speed . Mass of suitcase(m)= 20.5 kg  Pulling force (F)=…

Q: A10-kg object is hanging by a very light wire in an elevator that is traveling upward. The tension…

A: Given data: Mass of object (m) = 10 kgTension (T) = 75 NElevator travelling upwardRequired:Magnitude…

Q: A 7.0 kg toy car can move along an x axis. The figure gives F, of the force acting on the car, which…

A: Here the car is moving along X-axis. Since Impulse is equal toThus, the area under the curve…

Q: a) A dockworker applies a constant horizontal force of 70.0N to a block of ice on a smooth…

A:

Q: D) A woman dragging a 20 kg suitcase with a 45 N force at an angle θ = 300 from horizontal at a…

A: solution as

Q: A 23.8 lb object has the acceleration components ax=(0.71ms2)+(0.75ms3)t ay=(11.3ms2)−(0.91ms3)t…

A:

Q: Slanting Surfaces With Friction: A 5.0-kg box slides on the surface on a ramp that rises at 37°…

A:

Q: A horizontal force F=60 N pushes a 3 kg block up a ramp. The ramp is inclined at an angle of 30…

A:

Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

A: The first child exerts a force .The second child exerts a force The mass of the third child and the…

Q: A block weighing 100N is being pulled along the horizontal plane by a force P having the slope of 5…

A: Weight, W=100 N Co efficient of friction, fk =0.25 Net acceleration required, a=2.5 m/s2

Q: A 80 kg block moves on a horizontal table. Find the magnitude of the force indicated by the arrow…

A:

Q: A woman at an airport is towing her 12.0-kg suitcase at constant speed by pulling on a strap at an…

A: Write the given values with the suitable variables. m=12 kgF=38.5 Nf=20 N Here, m, F, and f are the…

Q: F₁ = -c'v² -c'= second order drag coefficient (kg/m) Use numerical solution to plot v vs t

A: Since   F1=-c'v2 upward Gravity force F2=mg Net force F1-F2 According to Newton's law of motion Net…

Q: A 3-kg box is on a rough horizontal surface. An external force F is applied horizontally to the box.…

A: Answer is Option (b) The expression for find magnitude of acceleration of the box is a=Fm

Q: You are moving a crate of mass m horizontally by pulling on an attached rope with a force T at an…

A:

Q: A 32 kg sled is being pulled along a horizontal icy surface by a rope. The constant tension in the…

A:

Q: Explain Newton's second Law and solve related problems Given a block which is at rest on a…

A: From the question: Given: Block's mass is 2 kg and acceleration is 5 m/s2

Q: Two soccer players kick a soccer ball simultaneously exerting horizontal forces of F1 = 138 N at  θ…

A:

Q: A block of mass m lies on a surface that has static and kinetic friction coefficients between the…

A: It is given that,

Q: blocks whose masses are 10 kg and 3 kg are connected by a light rope whose pulley has no friction.…

A:

Q: For the cart travelling down the incline, in which direction does the friction force act? (The…

A: Given, The cart traveling down the incline and the direction of motion is in the positive…

Q: A stockroom worker pushes a box with mass 11.0 kg on a horizontal surface with a constant speed of…

A: The free-body diagram can be shown as follows:

Q: Two blocks, M₁ and M2, are connected by a massless string that à passes over a massless pulley, as…

A: Given data- Mass of the first block is M1=2.25 kg Angle of inclination for M1 is θ1=45.5∘ It has a…

Q: 525-kg mine the speed v which four-man bobsled must have in order to negotiate the turn without…

A: The diagram is  Here N is the normal force.  The horizontal component of Normal force is N cos24.…

Q: An elevator packed with people has a mass of 1950 kg. 1) The elevator accelerates upward (in the…

A:

Q: Two soccer players kick a soccer ball simultaneously exerting horizontal forces of F1 = 138 N at θ…

A: F1= 138 N, 33.9 degrees north of west F2= 258 N, 43.3 degrees east of south mass = m = 0.42 kg

Q: A block weighing 100N is being pulled along the horizontal plane by a force P having the slope of 5…

A:

Q: A)Find the magnitude of the total force ( |F1 + F2|) acting on this hockey puck. B)If the mass of…

A:

Q: ng on the bicycle, and their sum is zero. re approximately parallel to the velocity. e approximately…

A: Given: A correct statements are shown as,

Q: You pull a 40.0 kg box through a rope across the floor at a constant speed. The magnitude of your…

A:

Q: For the cart traveling on the level track, in which direction does the friction force act? (The…

A:

Q: 1) Four forces act on a 0.5 kg particle. Three of the four are shown. Find the magnitude and…

A: Given mass of the body, 0.5 kg F1= 15N, θ3=43o north of east F2= 19N, θ2=19o west of east F3= 16N,…

Q: An object, whose mass is 3.0 kg, is sliding up a vertical wall at constant speed, when a force | F |…

A: Free body diagram for the object

Q: The sum of all the forces acting on a particular object is zero. What does this mean? a The object…

A: Given that the sum of all the forces acting on a particular object is zero.  To choose correct…

Q: Two blocks with masses mi and m2 are connected by a light, unstretchable cord passing around a…

A:

Q: 2) In space, away from gravitational influences, a small 750 kg rocket's main engine produces a…

A:

Q: Jessie,a poor engineering student, decides that the 500 N table saw he just bought is "heavy enough"…

A:

Q: Problem 5: A nurse pushes a cart by exerting a force on the handle at a downward angle of 35° below…

A:

Q: A horse pulls a cart with force F.As a result of this force the cart accelerates with constant…

A: Step1 - Here we will understand the concept that will be used to solve the question.…

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!