Jackie has a car that accelerates at 8.5 m/s2. If the car has a mass of 2300 kg, how much force does the car produce if the friction coefficient between the tires and ground is 0.33?  (g=9.8 m/s2)

Q: The drag coefficient of a Porsche 911 sports car is 0.32. When driving with a speed of 30 miles per…

A: Given:drag coefficient, C = 0.32when car is at 30 mph force due to air resistance is RAsked:Force…

Q: Calculate the average force a bumper would have to exert to bring a 1000-kg car torest in 20 cm when…

A: Given data: The mass is m = 1000 kg The initial speed is u = 8 m/s The displacement is h = 0.20 m…

Q: A 10-kg object is moving horizontally with a speed of 3 m/s. How much net force is needed to keep…

A: M= 10kg  Moving with 3 m/s

Q: A small block is released from rest at the top of a frictionless incline. The distance from the top…

A:

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: • Given only the constant net force on an object and the object's net displacement, which of the…

A: SOlution: to calculate different quantity using given force an displac

Q: A 3 kg block is moving at a speed of 3.87 m/s. What is the force required to bring the block to a…

A: Given data:  Mass (m) = 3 kg Initial velocity (Vi) = 3.87 m/s Final velocity (Vf) = 0 m/s Time…

Q: How large a force is required to accelerate a 1600 kg car from rest to a speed of 30 m/s in a…

A:

Q: A 3.00 x 102 kg piano is being an apartment 10.0 m above the g

A: GivenMass of piano, m=3×102 kgApartment height above ground, h=10 mPower , P=4×102 W

Q: Two football players are pushing a 60 kg blocking sled across the field at a constant speed of 2.0…

A: Considering the motion in the y-direction, Substituting the values and solving gives

Q: Papa Smurf (whose mass is 1kg) is sliding at 1.0 m/s over an icy pond that has no friction.  A force…

A: From Newton’s 2nd law, the expression of the force is given as, Here, m and a represent the mass…

Q: A box started at rest but was moved at a speed of 5 m/s. It was pushed 3 meters up a 60° ramp. The…

A: The mass of the box is m = 5.6 kg. The inclination of the plane with the horizontal is θ = 60…

Q: A speed boat requires 58 kW to move at a constant speed of 23 m/s.  What is the resistive force in…

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Q: What is the diver's speed (in m/s) when he hits the water?

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Q: 4 kg 10 kg Two blocks are connected by a rope that passes over a smallI, frictionless pulley as…

A: Mass of the two blocks, m1 = 10 kg and m2 = 4 kg Suppose the tension in the rope is T and the…

Q: A 0.05 kg superball hits a wall moving at 32 m/s upon impact. The wall exerts an opposing force of…

A: Mass of superball (m) = 0.05 kg speed of impact (v) = 32 msForce (F) = -1400 N time (t) = 0.002…

Q: What net force is required to make a 15kg box move at a constant speed of 2.0m/s .

A: Answer :- Given Mass of a box (m) = 15kg Speed ( V) = 2 m/s  Therefore  The box move at a constant…

Q: A 5.0 N horizontal force is applied to a 2.5 kg cart for 3.8 m (starting with a speed of 0 m/s).…

A: A 5.0 N horizontal force is applied to a 2.5 kg cart for 3.8 m (starting with a speed of 0 m/s).…

Q: A 2.3 kg toy car is accelerated from rest by a net force shown in the graph. The approximate speed…

A: By work energy theroem: Work done by force = gain in kinetic energy of toy car Work done by force =…

Q: A student exerts a force of 48.0 N to compress a spring 5.50 cm. The force constant for the spring…

A: Given data:  Force (F) = 48.0 N Comparison in spring (x) = 5.50 cm Required: Force constant (k) for…

Q: Two balls are connected by a spring: m1, X1 m2 , X2 k, l in Calculate the force (positive, in…

A: We know the magnitude of spring restoring force is given by, Fs = k∆x, Where k is spring constant of…

Q: A body of mass 5 kg is dropped from a height of 100ft with zero velocity. Assuming no air…

A: Given: The mass of the object is 5 kg. The initial velocity of the object is 0 m/s. The height of…

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: Corey, whose mass is 95 kg, stands on a bathroom scale in an elevator. The scale reads 830 N for the…

A: Apply newton’s second law of motion along the motion of the lift,

Q: 65 kg teacher, starting from rest, glides gracefully down a slide while the net force on her is a…

A:

Q: A 2.0 kg object moving along the x-axis experiences the force shown in the figure. The object's…

A: Please note : As per answering guidelines I can answer first question and its sub-parts only. Please…

Q: A 10 kg block with an initial velocity of 10 m/s slides 10 meters across a horizontal surface and…

A: Given information,mass of block, m=10kginitial velocity  , u=10m/sdistance , s= 10mtime ,  t=2sso…

Q: A box of mass 7.3 kg is slid along the floor. The initial speed of the box is 6 m/s and it comes to…

A:

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: When considering relative velocity, which of the following scenarios would result in a runner being…

A: A tail wind is a wind that flows in the direction of travel of object . A head wind is the wind that…

Q: A bicyclist of mass 68 kgkg (including the bicycle) can coast down a 6.1 ∘∘ hill at a steady speed…

A: A free body diagram for the given problem is shown below The forces acting on the cyclist are…

Q: A constant net force of 700.0 N moves a 1,000.0-kg car 100.0 m. If the car was initially at rest,…

A: Given data: Net applied (F) = 700 N Mass (m) = 1000 kg Distance (d) = 100 m Need to determine the…

Q: An object of mass 3.00 kg is subject to a net force Fx that varies with position as in the figure…

A:

Q: In a performance test, each of two cars takes 8.6 s to accelerate from rest to 26 m/s. Car A has a…

A: From kinematics equation:

Q: A car travelling at a horizontal path (starting from rest) encounter a resistance four times its…

A:

Q: On a snowy road, a driver applies a braking force of 6017 N on his 1174 kg car. The car travels…

A:

Q: A 140-gram apple fell from a tree and hit Sir Isaac's head. What is the force exerted by Sir Isaac's…

A: Given data: A apple fell from tree  Mass (m) = 140 g = 0.140 kg Required: The force exerted on the…

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: Which of the following describes a conservative force

A: Option C and E are correct one . A force which do not change total mechanical energy of the system…

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: "Is a force that tends to restore the object to the equilibrium position, this is a definition to"…

A: The restoring force is a force which acts to bring a body to its equilibrium position. The restoring…

Q: blok b 350kg. first speed of B is 0. the log is pulled by rope ,v = 0.4t*t . what is the force of…

A: Given: mass of the block, m = 350 kg velocity of the block is given by expression, v = 0.4t2

Q: A 100-kg block is being released from rest from a height of 1.0m. It then takes 0.90 s to reach the…

A: Given

Q: A block slides down a rough 300-incline with an acceleration of 2 m/s?. The coefficient of kinetic…

A:

Q: A box of mass 2 kg is pushed by a force F = 50N against a fixed ceiling, as shown in the figure…

A: Given: The mass of the object is 2 kg. The applied force is 50 N vertically upward.

Q: The froghopper holds the title of the best jumper of the animal world. A 0.0198-gram (1.98 X 10-5…

A: Mass of the froghopper, m = 1.98 x 10-5 kg Initial speed of grasshopper, Vo = o m/s Final speed of…

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.