A car of mass 910 kg coasts on a level road, starting with an initial speed of 16.1 m/s and coming to rest 14.5 s later. Find the frictional force acting on the car.
Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…
A: the work done is equal to the kinetic energy gained by the ball,
Q: A large cruise ship of mass 6.70 ✕ 107 kg has a speed of 12.4 m/s at some instant. What is the…
A: According to the work kinetic energy theorem, the work done on an object is equal to the change in…
Q: a person in kayak atarts padding, and it accelarates from 0 to 0.474 m/s in a distance of 0.584 m.…
A: According to the Newton's laws of motion , the final velocity v and displacement s are calculated by…
Q: A high diver of mass 57.5 kg steps off a board 10.0 m above the water and falls vertical to the…
A: According to Newton’s third law, the force exerted by water on diver is equal to the force exerted…
Q: A high diver of mass 69.8 kg steps off a board 10.0 m above the water and falls vertical to the…
A: Use the kinematic equation to solve for the velocity of the diver when she touches the water.
Q: A block of mass M slides down a frictionless plane inclined at an angle 0 with the horizontal. the…
A:
Q: A high diver of mass 57.2 kg steps off a board 10.0 m above the water and falls vertical to the…
A: Given:Mass of the diver, m = 57.2 kgHeight of the board from the surface of water, h = 10 mTime…
Q: A high diver of mass 56.1 kg steps off a board 10.0 m above the water and falls vertical to the…
A: Write the kinematic equation.
Q: In the figure, block A has a mass of 4.00 kg. It rests on a smooth horizontal table and is connected…
A:
Q: Two hockey players strike a puck of mass 0.165 kg with their sticks simultaneously, exerting forces…
A: given that,mass of puck,m=0.165 kgforce exerted:aF=1.17×103 N direct westb F=1.02×103 30 east of…
Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…
A: Let the initial velocity be zero, final velocity be 21.5m/s.Consider the kinematic equation for…
Q: A 3.00-kg block starts from rest at the top of a 30.0° inclineand slides 2.00 m down the incline in…
A: part A:
Q: A barefoot field-goal kicker imparts a speedof 27 m/s to a football initially at rest.If the…
A:
Q: A car of mass 975 kg coasts on a level road, starting with an initial speed of 15.0 m/s and coming…
A:
Q: In the following figure, the horizontal surface onwhich this block slides is frictionless. If the…
A: The surface is frictionless, and the magnitude of two forces shown in figure is 30N, and mass of the…
Q: The velocity of a 3.00 kg particle is given by i = (8.00ti + 3.00ť² j)m/s,with timet in seconds. At…
A:
Q: What net external force is exerted on a 1100-kg artillery shell fired from a battleship if the shell…
A: Using Newton's second law of motion, F=ma
Q: The parachute on a race car of weight 8 820 N opens at theend of a quarter-mile run when the car is…
A: Given:Weight of the race car of the parachute = 8820 NInitial velocity = 35 m/sFinal velocity = 0…
Q: Two constant forces of magnitudes F1 and F2, act on a particle of mass 5.00 [kg] which is at rest at…
A: Mass=5kg
Q: A car of mass 907 kg coasts on a level road, starting with an initial speed of 14.9 m/s and coming…
A: Given data: Mass (m) = 907 kg Initial velocity (v0 ) = 14.9 m/s final velocity (v) = 0 m/s Time (t)…
Q: A boat of mass 500 kg moves through the water with two forces acting on it. One is a 1000 N forward…
A: solution as
Q: A 3.2 kg mass is initially at rest while upon a frictionless, horizontal surface. An applied force…
A: Given information: Here, m is the object’s mass, F is the force applied on the object, θ is the…
Q: A high diver of mass 50.2 kg steps off a board 10.0 m above the water and falls vertical to the…
A: Consider the mass of the diver be m, its initial velocity be u, its final velocity be v, the…
Q: Paleontologists estimate that if a Tyrannosaurus rex had tripped and fallen, the ground would have…
A:
Q: A high diver of mass 70.0 kg steps off a board 10.0 m above the water and falls vertical to the…
A:
Q: A 12.0-kg body initially traveling at 8.00 m/s subsequently experiences a net, constant force that…
A: Given,mass of the object, m = 12.0 kginitial speed, u = 8.00 msfinal speed of the body, v = 18.0…
Q: The force acting on a particle P of mass m in the plane is given as a function of time t by F = cost…
A: Let (x, y) denotes the position at time t, (x0, y0) denotes the initial position, v denotes the…
Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…
A:
Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…
A:
Q: Problem 8.1 As shown in Fig. 8.18, consider a block of mass m which is moving on a rough horizontal…
A:
Q: A 1500 N block is in contact with a level plane whose coefficient of kinetic friction is 0.12. If…
A: mg=Weight of block=1500 Ng=Acceleration due to gravity=9.81 m/s2m=Mass of block=mgg=15009.81…
Q: A 3.85 kg box is suspended from a system of massless wires attached to a ceiling. The first wire…
A:
Q: A 3.69x103 kg train is moving at a constant speed of 10m/s on a horizontal railroad track that…
A: Given data: Mass (m) = 3.69 × 103 kg Constant Speed (v) = 10 m/s Frictional force (f) = 500 N
Q: A car of mass 931 kg coasts on a level road, starting with an initial speed of 15.7 m/s and coming…
A: Given data: Mass (m) = 931 kg Initial velocity (V0) = 15.7 m/s Final Velocity (v) = 0 m/s, coming to…
Q: A shopper in a supermarket pushes a loaded cart with a horizontal force of 10 N. If the cart has a…
A: Given value--- applied force = 10 N. mass = 30 kg. time = 3 sec. initial velocity = 0 m/sec. We…
Q: A block of mass M slides down a frictionless plane inclined at an angle ? with the horizontal. The…
A:
Q: A 2.0 kg projectile with initial velocity v→ = 6.5i m/s experiences the variable force F→ = -2.0ti…
A:
Q: A high diver of mass 64.3 kg steps off a board 10.0 m above the water and falls vertical to the…
A: the velocity and acceleration is,
Q: The velocity of a 3.00 kg particle is given by v = (8.00t + 3.00t2 ) m/s, with time t in seconds. At…
A:
Q: A hockey player slaps a puck into a cushion, which brings the puck to rest. If the puck's initial…
A:
Q: A 12582 kg aeroplane is about to take off and the pilot increases the engine's thrust from 26 kN to…
A: Given, Mass of aeroplane = 12582 Kg Initial thrust F1 = 26 kN = 26 x 103 N Final thrust F2 = 124 kN…
Q: A bicyclist and his bicycle have a mass of 105 kg. What forces is necessary to bring him to rest…
A: Data given:Mass of the bicyclist, m = 105 kgInitial velocity, u = 25 m/sec.Final velocity, v = 0…
Q: A bucket of water with a mass of 5 kg is accelerated upward by cord of negligible mass having a…
A: Ans:- Image-1
A car of mass 910 kg coasts on a level road, starting with an initial speed of 16.1 m/s and coming to rest 14.5 s later. Find the frictional force acting on the car.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- A 75.0-g arrow, fired at a speed of 110 m/s to the left, impacts a tree, which it penetrates to a depth of 12.5 cm before coming to a stop. Assuming the force of friction exerted by the tree is constant, what are the magnitude and direction of the friction force acting on the arrow?A car of mass 975 kg coasts on a level road, starting with an initial speed of 15.0 m/s and coming to rest 15.0 s later. Find the frictional force acting on the car.A 100-kg bale of hay falls of a truck traveling along a level road at 24.4 m/s. It lands flat on the road and slides 100 m before coming to rest. Assume the acceleration is constant, compute the coefficient of kinetic friction between the road and the hay. {µk = 0.30}
- A car that weighs 1.30 * 104 N is initially moving at 40 km/h when the brakes are applied and the car is brought to a stop in 15 m. Assuming the force that stops the car is constant, find (a) the magnitude of that force and (b) the time required for the change in speed. If the initial speed is doubled, and the car experiences the same force during the braking, by what factors are (c) the stopping distance and (d) the stopping time multiplied? (There could be a lesson here about the danger of driving at high speeds.)A small diamond of mass 10.0 g drops from a swimmer’s earring and falls through the water, reaching a terminal velocity of 2.0 m/s. (a) Assuming the frictional force on the diamond obeys f = −bv, what is b? (b) How far does the diamond fall before it reaches 90 percent of its terminal speed?1D Constant Force. A vehicle weighing 2.00 × 10³ kg is being driven at a constant velocity through a blizzard with 10.0 m visibility. When the driver slams on the brakes, the stopping force exerted on the vehicle is 4.00 KN. (a) If the driver has an instant reaction (and is able to apply the brakes immediately when a stationary obstacle is exactly 10.0 m ahead), what is the maximum speed (in km/hr) they can safely drive? (b) If the driver's reaction is instead delayed by 0.500 s, what is the maximum speed (in km/hr) they can safely drive?
- as a fish jump vertically out of the water, assume that only two significant forces act on it: an upward force F exerted by the tail fin and the downward force due to gravity. a force chinook salmon has a length of 1.50 m and a mass of 48.5 kg. if the fish is moving upward at 3.00 m/s as its head first breaks the surface and has an upward speed of 5.80 m/s after two-thirds of its length has left the surface, assume constant acceleration and determine the following. a. the salmon's acceleration b. the magnitude of the force F during this intervalA 110 g hockey puck sent sliding over ice is stopped in 15 m by the frictional force on it from the ice. (a) If its initial speed is 6.0 m/s, what is the magnitude of the frictional force? (b) What is the coefficient of friction between the puck and the ice?As a fish jumps vertically out of the water, assume that only two significant forces act on it: an upward force F exerted by a tail fin and the downward force due to gravity. A record Chinook salmon has a length of 1.50 m and a mass of 48.5 kg. if this fish is moving upward at 3.00 m/s as its head first breaks the surface and has an upward speed of 5.80 m/s after two-thirds of its length has left the surface. what is the magnitude of the force F during the interval
- A 3.00-kg block starts from rest at the top of a 30.0° inclineand slides 2.00 m down the incline in 1.50 s. Find (a) theacceleration of the block, (b) the coefficient of kinetic frictionbetween the block and the incline, (c) the frictional force actingon the block, and (d) the speed of the block after it hasslid 2.00 m.A 3.69x103 kg train is moving at a constant speed of 10m/s on a horizontal railroad track that offers an overall frictional force of 500N. Calculate (a) it's acceleration, (b) the engine force, (c) the distance traveled in 20 seconds, (d) its acceleration if it changes its speed to 30 m/s, (e) the engine force in this case?A 945.0kg car traveling rightward at 22.6 m/s slams on the brakes and skids to a stop (with locked wheels). If the coefficient of friction between tires and road is 0.9710, determine the force of friction. Force =