Thursday
December 8, 2016

Homework Help: Science: Physics

Recent Homework Questions About Physics

PHYSICS
Two balls of identical sizes but different masses moving exactly along the same straight line. The left ball (m = 0.5 kg) is moving with a velocity of 2 m/s to the right, and the right ball (m = 0.1 kg) is moving at 0.25 m/s to the right also. The balls collide. After the ...
Monday, October 17, 2016 by LESTER

physics
A rotating wheel requires 7.00 s to rotate 28.0 revolutions. Its angular velocity at the end of the 7.00-s interval is 97.0 rad/s. What is the constant angular acceleration (in rad/s) of the wheel? rad/s2
Monday, October 17, 2016 by amy

PHYSICS
On a windless day, a sailor (m = 75 kg) decides he wants to go sailing in his sailboat (m = 300 kg). In order to move on this windless day, he decides to mount a powerful battery-operated fan (m = 20 kg) on the back of his sailboat and ponits the running fan at the sail. The ...
Monday, October 17, 2016 by LESTER

university physics 2
three crates are connected by a string and pulley system. The mass of the crate hanging on the left side of the table is 0.820 kg and the mass of the crate on the table is 1.78 kg. If the coefficient of kinetic friction between the table and the 1.78 kg crate is 0.570, what is...
Monday, October 17, 2016 by troll101

university physics
there is a crate of mass 4.67 kg on top of another crate of mass 2.29 kg. The coefficient of friction between the lower crate and the floor is μk = 0.280 and the coefficient of static friction between the two crates is μs = 0.820. If the crates start at rest and a ...
Monday, October 17, 2016 by troll101

Physics
A child saw a skunk in a hole of a tree, standing 2.5m away. The child attempted to throw a pebble into the hole, but missed with a speed of 11m/s. Angle of elevation is 75 degrees, what was the Vfy of the pebble?
Monday, October 17, 2016 by jj

Physics
A girl tried to overthrow gender stereotypes by kicking her stuffed animal across a park with an initial velocity of 25m/s, making an angle of 45 degrees with the horizontal. Upon reaching maximum height, her cat jumped and propelled it further horizontally with a velocity of ...
Monday, October 17, 2016 by jj

physics
An object of mass 2 kg is dropped from a certain height. On rebounding from the ground, it rises vertically till 2 th 5 of its initial height. The ratio of magnitude of momentum of the object just before and after striking the ground is
Monday, October 17, 2016 by kalash

Physics
A car starts from rest and travels for 10 seconds with a constant acceleration of 3.0 m s^-2. The driver then applies the brakes causing a negative acceleration of -4.0 m s^-2. Assuming that the brakes are applied for 2.0 seconds, calculate, a) the velocity of the car at the ...
Monday, October 17, 2016 by Katherine .Mk

Physics
A cricket ball is thrown at a speed of 30ms^-1 in a direction 30 degrees above the horizontal. Calculate: 1. The maximum height. 2. The time taken to return to the same level. 3. The distance from the thrower to where the ball returns to the same level.
Monday, October 17, 2016 by Tom Lisby

Physics
A car of mass 1000kg is travelling along a straight flat road at a constant speed of 30.0ms^-1. It then accelerates with constant acceleration of 3.00ms^-2 for 10.0s, after which it continues to travels at a constant speed. Determine: (a) The final speed of the car (b) The ...
Monday, October 17, 2016 by Saphina Almatary

physics
Which of the following statements is false regarding the ‘drift’ of charge carriers?
Monday, October 17, 2016 by Anonymous

Physics
A girl throw a ball with initial velocity V at an inclination of 45° .The ball strikes the smooth vertical wall at a horizontal distance d from the girl & after rebounding returns to her hand .What is the coefficient oof resitution between wall & the ball
Monday, October 17, 2016 by Javaid

Physics fundamentals
When a crate is moving on a track where friction is not negligible. The friction force is said to be kinetic friction static friction Non existant
Monday, October 17, 2016 by Timothy

physics
If 1000 electrons are removed from an isolated neutral metal sphere, calculate the charge acquired by the sphere. -1 mark question of state syllabus.
Monday, October 17, 2016 by Angela

Physics
How much power is required to move a 1500 kg elevator at a constant velocity of 2.5m/s.
Sunday, October 16, 2016 by Anwar

Physics
A) An object with mass M=10kg is held on a incline. The object and the incline surfaces have a static friction coefficient of 0.3. What is the maximum angle at which the object starts moving? B) Again, suppose that the force in A) is a push applied horizontally on the mass ...
Sunday, October 16, 2016 by Timothy

Physics
A 1.55 m tall person lifts a 1.80 kg book off the ground so it is 1.95 m above the ground. A.) What is the potential energy of the book relative to the ground? B.) What is the potential energy of the book relative to the top of the person's head?
Sunday, October 16, 2016 by andrew

Physics
A girl jumps off a platform with a horizontal velocity of 2.06 m/s and lands in the water 1.3 s later. Gravity is 9.8m/s^2. How high is the platform.
Sunday, October 16, 2016 by Nicole

Physics
Circular motion: Not sure if I did this right. I need to find the speed that a spaceship needs to rotate to create an artificial gravity of 9.8m/s^2 (at feet) r=10m a=V^2/r 9.8=v^2/r root of(9.8*10)=v v=9.9m/s is this close?
Sunday, October 16, 2016 by Jana

Physics 11 URGENT STEVE OR BOB OR ANY PHYSICS Guys
An 42 kmph wind blows towards 215 degrees while a plane heads towards 125 degrees at 152kmph. What is the resultant velocity of the plane? tenks vry much!!!!!!!!!!!!!!!!!!!
Sunday, October 16, 2016 by Urgent Smith

Physics
On a windless day, a sailor (m=75kg) decides he wants to go sailing (=300kg). In order to move on this windless day, he decides to mount a powerful battery operated fan )m=(20 kg) on the back of his sailboat and points the running fan at the sail. The fan can deliver air that ...
Sunday, October 16, 2016 by Lester

Physics
If someone pushes on a box on a horizontal floor with a horizontal force of 17.8 N, but the box does not move, what is the static friction (Fs) between the box and the floor? Explain. The next question is: If the box just starts to move with a horizontal force of 29.5 N, what ...
Sunday, October 16, 2016 by George

Physics
An object of mass 10kg is placed on an inclined plane at 30 degree to the horizontal. Calculate the reaction between two surface and what is the coefficient of static friction.
Sunday, October 16, 2016 by God'sp

Physics
A 46−N lithograph is supported by two wires. One wire makes a 28° angle with the vertical and the other makes a 16° angle with the vertical. Find the tension in each wire.
Sunday, October 16, 2016 by Helena

Physics
5. You are hiking in a canyon and you notice an echo. You decide to let put a yell and notice it took 2 seconds before you heard the echo of your yell. How far away is the canyon wall that reflected your yell?
Sunday, October 16, 2016 by Debra

physics
The speed of sound in air is 350m/sec the frequency of the fundamental node emitted by tube length 50cm open one end is:
Sunday, October 16, 2016 by Sagar Ali Joyo

Physics
If someone pushes on a box on a horizontal floor with a horizontal force of 17.8 N, but the box does not move, what is the static friction (Fs) between the box and the floor? Explain. The next question is: If the box just starts to move with a horizontal force of 29.5 N, what ...
Sunday, October 16, 2016 by George

PHYSICS
Explain for each of the following, The Magnus force applies and how it causes an effect. a. A car tire rotating while a car drives. b. A tennis ball curves while moving towards the opposite side of the net. c. A tennis ball changes directions when it hits the ground. d. A ...
Sunday, October 16, 2016 by JAY

Physics
a 1 kg textbook has been pushed and let go sliding to the left on a flat table no one is pushing the book at this moment. it is sliding a. calculate the weight of the textbook? How do I do these calculations? b. based on this weight, what must the normal force from the table ...
Sunday, October 16, 2016 by Ruth

Physics
pressure is force per area in a high wind the increased pressure inside of a skyscraper can be up to 29 lbs/ft2. calculate the wind load in pounds on the windward side of a 150 ft wide, 850 ft tall building. How much is this in newtons?
Sunday, October 16, 2016 by JOE

Physics
A red ball is thrown straight up from the edge of the roof of the building. A green ball is dropped from the same point 1.80 seconds later.a)if the height is 60.0 m, what is u(red)?b)if u(red) greater than u(max) determine u(max). Ive solved abut i cannot understand b, please ...
Sunday, October 16, 2016 by Shams

Physics Force and Friction question
A crate of mass 100kg is at rest on a horizontal floor. The coefficient of static friction between the crate and the floor is 0.4, and the coefficient of kinetic friction is 0.3. A horizontal force, F, or magnitude 350N is applied to the crate. Which of the following is true? ...
Sunday, October 16, 2016 by Anon

Physics
A 75.0 kg object is on an incline of 30 degrees horizontally. I have to calculate several things from this, and I need help with some of them. I have to find the following: 1. Static coefficient of friction 2. Kinetic coefficient of friction 3. Gravitational force 4. Normal ...
Sunday, October 16, 2016 by George

physics
A stone is thrown vertically upward with a velocity of 58 ft./sec. A.) How high will it rise? B.) How soon will it reach the ground again? C.) What is its velocity half-way up?
Sunday, October 16, 2016 by ja

Physics
A satellite orbits the moon at height of 2000m.assuming it to gravitational pull of the moon,find the speed and time it takes for one orbit,given that mass of moon is 7.34 * 10 to power 22 kg and radius is 1.738 * 10 to power 6m.(g = 6.6 * 10 to power -11nm2/kg).
Sunday, October 16, 2016 by Hellen

dinesh physics
a car start from rest and sccelerates uniformly at 2 ms-2 for 10s what is its velocity at the end of 10s
Sunday, October 16, 2016 by sneha

physics
A car travelled 7km40degree west of north and then 10km east.what is the resultant displacement using scale drawing
Sunday, October 16, 2016 by Anonymous

Physics
A superhero flies 185 m from the top of a tall building at an angle of 15◦ below the horizontal. What is the horizontal component of the superhero’s displacement? Draw the vectors to scale on a graph to determine the answer. Answer in units of m. Your answer must be...
Sunday, October 16, 2016 by Sophia

Physics
A truck travels beneath an airplane that is moving 150 km/h at an angle of 34◦ to the ground. How fast must the truck travel to stay beneath the airplane? Answer in units of km/h.
Saturday, October 15, 2016 by Sophia

Physics
What is the direction of this resultant vector (between the limits of −180◦ and +180◦ from the positive x-axis) ? 1. −88◦ 2. −117◦ 3. −144◦ 4. −143◦ 5. −135◦ 6. −171◦
Saturday, October 15, 2016 by Sophia

Physics
Consider two vectors F~1 with magnitude 69 N inclined at 177◦ and F~2 with magnitude 58 N inclined at 286◦, measured from the positive x axis with counterclockwise positive. What is the magnitude of the resultant vector F~1 + F~2 ? Draw the vectors to scale on a ...
Saturday, October 15, 2016 by Sophia

Physics
A person walks 21 m East and then walks 34 m at an angle 32◦ North of East. What is the magnitude of the total displacement? Answer in units of m.
Saturday, October 15, 2016 by Sophia

physics
The system shown below are in equilibrium with m = 2.90 kg If the spring scales are calibrated in newtons, what do they read? Ignore the masses of the pulleys and strings and assume the pulleys and the incline are frictionless. Image: imgur. com/a/GCJIL
Saturday, October 15, 2016 by haseeb

Physics
A boy pushes a box of mass 20kg with a for every of 50N.What is the acceleration of the box
Saturday, October 15, 2016 by Arna

Physics
A boy starts with initial speed u and mouse in a straight line with constant acceleration it has been be after covering a distance 2S its speed just after covering distance s is
Saturday, October 15, 2016 by Muskan Gandhi

physics
A body is thrown at an angle 30 to the horizontal with the velocity of 30m/s.After 1 second,its velocity will be
Saturday, October 15, 2016 by Anonymous

Physics
A heat engine operating between a cold reservoir temperature of 300K and a hot reservoir takes 200J of heat from the hot reservoir and delivers 120J of heat to the cold reservoir in a cycle. The minimum temperature of the hot reservoir is :
Saturday, October 15, 2016 by Muskan

Physics
A projectile is launched horizontally from a cliff and has initial speed 30 m/s. The projectile will hit the ground 10 s later. What is the horizontal component of the projectile's velocity 5.0 s after launch. Assume air resistance is negligible.
Friday, October 14, 2016 by Mary

physics
The wavelength of first line of balmer series in hydrogen spectrum is 6563 A. Find the wavelength of first line of lyman series in the same spectrum.
Friday, October 14, 2016 by kat

Physics
A thin convex lens produce a real image on an a screen . if an object of height 36mm is placed 2000mm from the screen ,an image of height 684mm will be produced .determine A) the distance of the object from the lens B) the focal length of the lens
Friday, October 14, 2016 by Aiman Faiz

Physics
the mass of an empty density bottle is 4og and 5og when filled with liquid x.calculate the density of liquid x when dem
Friday, October 14, 2016 by WELLINGTON

Physics
You are in an elevator that is accelerating upwards at 2m/s^2. If your mass is 70kg, what is the normal force pushing on you by the floor of the elevator? A. 70N B. 690N C. 830N Please give the correct answer and an explanation as to why its correct.
Friday, October 14, 2016 by Anon

Physics
A crate of mass 100kg is at rest on a horizontal floor. The coefficient of static friction between the crate and the floor is 0.4, and the coefficient of kinetic friction is 0.3. A horizontal force, F, or magnitude 350N is applied to the crate. Which of the following is true? ...
Friday, October 14, 2016 by Anon

Physics
Multiple Choice. If all of the forces acting on an object an object are balanced (net force is zero), then: a. The object's speed will decrease b. The object's direction of motion can change, but its speed cannot C. The object is ecperiencing zero acceleration Please ...
Friday, October 14, 2016 by Anon

Physics
Why is the joule-second (J*s) equivalent to kg*m^2/s ?
Friday, October 14, 2016 by Anon

physics
Starting from rest, a 93-kg firefighter slides down a fire pole. The average frictional force everted on him by the pole has a magnitude of 710 N, and his speed at the bottom of the pole is 3.2 m/s. How far did he slide down the pole? What equation do you use to determine this.
Friday, October 14, 2016 by BrookeNeed

physics
A 50.4-g golf ball is driven from the tee with an initial speed of 45.7 m/s and rises to a height of 26.9 m. (a) Neglect air resistance and determine the kinetic energy of the ball at its highest point. (b) What is its speed when it is 7.80 m below its highest point?
Friday, October 14, 2016 by BrookeNeed

Physics
I have a picture of one person pushing a boulder with 60 N and another person pushing from the same side at 90 N. The friction of the boulder is 40 N. The question asks to find the total force on the boulder. Is "total force" just the net force in this case or ...
Friday, October 14, 2016 by Anonymous

Physics
Block B has a mass of 4.50kg and is moving to the left at a speed of 4.50m/s. Block A has a mass of 6.50kg and is moving to the right. The two blocks undergo a perfectly inelastic collision. What should the velocity of the Block A be in order to have the two blocks move to the...
Friday, October 14, 2016 by Ashley

Physics
The 500 kg video display will be raised to its position 20 m above the arena floor by a motorized winch powered by a 12 volt battery. If the battery capacity is 100 A-hr and the system is 100% efficient, how many times could the display be lifted into position before the ...
Friday, October 14, 2016 by Tyler

Physics
A bowling ball rolls off the edge of a giant' table at 18 m/s. If it takes 6 s for the ball to hit the ground. A) How far does it land from the base of the table? B) how far does it fall?
Friday, October 14, 2016 by Sue

Physics
A rock is thrown off a cliff with a vertical speed of 53 m/s upward and a horizontal speed of 30 m/s. A) what will these speeds Vx and Vy, be 4 seconds later? B) what will be the x and y displacements of the rock be 4 seconds later?
Friday, October 14, 2016 by Beth

Physics
Al the astronaut has a weight of 1600 N when he is standing on the surface of earth. What is the force of gravity action on him when he is in space station orbiting earth at a distance of four earth radii from the center of the earth?
Friday, October 14, 2016 by Beth

Physics
Angela and Paul are opposite ends of the 4.0 m long bar. Paul, whose mass is 78 kg feels attraction to Angela, whose mass is 55 kg. A: If the attraction is gravitational, how strong, in Newtons, is it? B: What are their individual weights?
Friday, October 14, 2016 by Beth

physics
"Rocket Man" has a propulsion unit strapped to his back. He starts from rest on the ground, fires the unit, and accelerates straight upward. At a height of 16 m, his speed is 5.5 m/s. His mass, including the propulsion unit, has the approximately constant value of ...
Friday, October 14, 2016 by BrookeNeed

Physics
Starting from rest, a 1.7x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.45 N on it. This force does 1.9x10-4 J of work on the flea. (a) What is the flea's speed when it leaves the ground...
Friday, October 14, 2016 by BrookeNeed

physics
The concepts in this problem are similar to those in Multiple-Concept Example 4, except that the force doing the work in this problem is the tension in the cable. A rescue helicopter lifts a 89.2-kg person straight up by means of a cable. The person has an upward acceleration ...
Friday, October 14, 2016 by BrookeNeed

Physics
A rock is thrown off a cliff with a vertical speed of 53 m/s upward and a horizontal speed of 30 m/s. A) what will these speeds Vx and Vy be 4 second later? B) what will be the x and y displacements of the rock be 4 second later?
Friday, October 14, 2016 by Sue

Physics
A cyclist whose mass is 48 kg turns a corner with a radius of 30 m at a speed of 25 m/s. A) What is the magnitude of the cyclist's acceleration? B) what is the magnitude of the force action on the cyclist?
Friday, October 14, 2016 by Sue

physics
What is the minimum work in joules needed to push a 1210 kg car 54.0 m up a 12.5 degree incline? (Ignore friction.)
Friday, October 14, 2016 by kassy

Physics
Please show me how to work the following problems. 1) A cyclist whose mass is 48 kg turns a corner with a radius of 30 m at a speed of 25 m/s. A) What is the magnitude of the cyclist's acceleration? B) What is the magnitude of the net force acting on the cyclist? 2) A rock...
Friday, October 14, 2016 by Sue

physics
A spring whose spring constant is 450 N/m is compressed 0.800 m. What speed (in meters/second) can it give to a 0.500 kg ball when released?
Friday, October 14, 2016 by kassy

Physics, ray optics
An astronomical telescope of magnifying power 7, consist of two thin lenses 40 cm apart in normal adjustment. Find the focal length of the lenses.
Friday, October 14, 2016 by Bishmay

physics
Two boxes are connected by a weightless cord running over a very light frictionless pulley as shown in the figure. Box A, of mass 8.0 kg, is initially at rest on the top of the table. The coefficient of kinetic friction between box A and the table is 0.10. Box B has a mass of ...
Friday, October 14, 2016 by qais

Physics
A man chased by the army, leaps with speed 12 m/s at a 47 degree angle above the horizontal from the top of a building. If he lands 40.0 m from the base of the building, then finds the height of the building
Thursday, October 13, 2016 by Mary

Physics
What is the centripetal acceleration of an automobile driving at 40 km/h on a circular track of radius 20m? Help ASAP please!!!
Thursday, October 13, 2016 by Anonymous

Physics
A mover finds that a 20 kg crate initially at rest requires a 75 N horizontal force to set the crate in motion, but only a 60 N force to maintain a constant velocity. Find a) the co-efficient of static friction between crate and floor. b) the co-efficient of kinetic friction ...
Thursday, October 13, 2016 by Anonymous

Physics
A plane leaves Seattle, flies 77.0 mi at 21.0 ∘ north of east, and then changes direction to 52.0 ∘ south of east. After flying at 124 mi in this new direction, the pilot must make an emergency landing on a field. The Seattle airport facility dispatches a rescue ...
Thursday, October 13, 2016 by Allison

Physics
If you jumped off a 25 meter cliff on the moon (gravity being 1.66) what would be a comparable hight of that cliff on earth? the answer and show me how to get it.
Thursday, October 13, 2016 by bobby mg

physics
A stone is thrown vertically upward at 23 m/s. How fast is it moving when it reaches 14 m?
Thursday, October 13, 2016 by anon

Physics
A 5.7 g bullet leaves the muzzle of a rifle with a speed of 636.8 m/s. What constant force is exerted on the bullet while it is traveling down the 0.5 m length of the barrel of the rifle? Answer in units of N
Thursday, October 13, 2016 by william

Physics 11
An airplane flies at 500km/hr, there is a wind kf 50.0km/h(N).if the pilot wants to fly due east, calculate the direction that the plane is heading. Thanks.
Thursday, October 13, 2016 by Jaena MacCharles

Physics
An automobile leaves the store, first going south at 88 km/h for 2 hours, and then turns on a road heading 20 degrees east of north at 55 km/h for 1.5 hours. Calculate the (x,y) components of the net displacement of the automobile from the starting position, where the x-axis ...
Thursday, October 13, 2016 by John

Physics
a) A car accelerates uniformly from rest to a speed of 97.9 mi/h in 6.93 s.Find the constant acceleration of the car.Answer in units of m/s^2. b)Find the distance that the car travels during this time.Answer in units of m. How do you do this?
Thursday, October 13, 2016 by Landia

Physics
What minimum force is required to drag a crate (m = 40 kg) across a floor (co-efficient of kinetic friction = 0.6) if the force is applied at a 45 degree angle upward from the horizontal? Help ASAP please!!
Thursday, October 13, 2016 by Anonymous

Physics
A ball is thrown straight up at 45 m/s. How long will it take the ball to come back to its original height? Why?
Thursday, October 13, 2016 by Taylor

Physics
A 2.0 kg wood block is launched up a wooden ramp that is inclined at a 25 ∘ angle. The block's initial speed is 14 m/s . The coefficient of kinetic friction of wood on wood is μk=0.200. What vertical height does the block reach above its starting point? What ...
Thursday, October 13, 2016 by kitt

Physics
At a certain instant an object is moving to the right with speed 1.0 m/s and has a constant acceleration to the left of 1.0 m/s^2.At what later time will the object momentarily be at rest? How do you do this?
Thursday, October 13, 2016 by Jina

physics
An airplane travels 250 km/h due West for 2 hours. Its average velocity is:
Thursday, October 13, 2016 by Anonymous

Physics
Two men pushing a stalled car generate a net force of +699 N for 7.13 s. What is the final momentum of the car?
Thursday, October 13, 2016 by Ashley

physics
A water-skier is being pulled by a tow rope attached to a boat. As the driver pushes the throttle forward, the skier accelerates. A 71.6-kg water-skier has an initial speed of 5.8 m/s. Later, the speed increases to 11.8 m/s. Determine the work done by the net external force ...
Thursday, October 13, 2016 by Brookeneed

PHYSICS
A 107 kg bix on the right and a 50 kg box on the left are tied together by a horizontal cable. The 107 kg box is acted upon by an external force of 598 N to the right. The frictional force exerted by the floor on the 107 kg box is 30 N and the frictional force exerted by the ...
Thursday, October 13, 2016 by LESTER

Physics
A straight horizontal rope is towing a 5.52 kg toboggan across frictionless ice. A 2.76 kg radio is on top of the toboggan with a coefficient of static friction of 1.50 between the toboggan and radio. In order to prevent the radio from slipping, what is the largest force of ...
Thursday, October 13, 2016 by Jim

Physics
An antique cabinet is in the cab of a pickup truck traveling 20.1 m/s and has a coefficient of static friction of 0.250 between the antique and the cab. In the event of a sudden stop, what is the shortest distance the pickup truck can stop without having the cabinet move ...
Thursday, October 13, 2016 by Matt

physics
On her trip from home to school, Karla drives along three streets after exiting the driveway. She drives 1.85 miles south, 2.43 miles east and 0.35 miles north. Determine the magnitude of Karla's resultant displacement. explanation on answer please
Thursday, October 13, 2016 by hery

physics
the paris gun of world war I was a super gun capable of firing a 234lb shell about 81 miles away. these shells are also the first man made objects to make it to a stratosphere. the length of the barrel of one of these guns was about 34 mETers. a projectile fired from a paris ...
Thursday, October 13, 2016 by kassy

physics
To create artificial gravity, the space station is rotating at a rate of 1.00 rpm.the radii of the cylindrically shaped chambers have a ratio ra/rb that equals 4.00. each chamber A simulates an acceleration due to gravity of 10.0m/s^2. find values for a)ra b)rb and c) the ...
Thursday, October 13, 2016 by kassy

Physics
A ninety kilogram sofa is being pushed by four meters to the other side of a hall. After an initial push the sofa is pushed with a 600 N force. In this case, 0.6 is the coefficient of kinetic friction. (The diagram shows the sofa being pushed from the right). 1) What is the ...
Thursday, October 13, 2016 by Anonymous

physics
Numerical of chapter 5 Fsc part 1 physics "plz answer me fast am so confused" 5.6: A 1000 kg car traveling with a speed of 144 km /h round a curve of radius 100 m. Find the necessary centripetal force?
Thursday, October 13, 2016 by osama qasim

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