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February 21, 2017

Homework Help: Science: Physics

Recent Homework Questions About Physics

Physics
I am trying to help my daughter with this question and don't know how to even begin it. Thank you. A 75 kg baby carriage is pushed along a level sidewalk by exerting a force of 50 N on the handle, which makes an angle of 60o with the horizontal. What is the coefficient of ...
Tuesday, November 8, 2016 by Mom

physics
a compound microscope has an eyepiece of focal length 10 c.m and an objective of focal length 4c.m.the magnification of an object is placed at a distance of 5 c.m from the objective so that the final image is formed at the distance of distinct vision (20 c.m) is
Tuesday, November 8, 2016 by Asfand

Physics
The cylindrical driving bell whose length is 1.5m is lowered to the bottom of a tank.assume the atmospheric pressure at the surface as equivalent to 1000 cm of water and the temperature as constant
Tuesday, November 8, 2016 by Swami

Physics
A 24.5-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 87.5 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction. µk=
Monday, November 7, 2016 by Ashley

Physics
Determine the radius R of an object undergoing circular motion at a velocity of 54 m/s with an acceleration of 90 m/s^2
Monday, November 7, 2016 by Student

Physics
I don't know how to solve this problem. In it, I am given the mass (4 kg), acceleration (0), velocity (20 m/s), coefficient of friction (.2), and the applied force (10 N downwards with an angle of 30 degrees above the horizontal). I must find the displacement of the object if ...
Monday, November 7, 2016 by Corinne

Physics
Calculate the velocity of an object moving around a 32m circle in a period of 11s. Calculate the acceleration.
Monday, November 7, 2016 by Student

Physics
a 294 kg crate is released from rest and hits the ground 1.18 m below after 4.10 s. What is the mass of the crate to the left of the pulley? Assume the rope and pulley are massless.
Monday, November 7, 2016 by HELP ME!!!!!!

physics
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if the pressure is reduced to 1 atm and the volume expands to 1000 cm3?
Monday, November 7, 2016 by Math

Physics
A 3 kg book is resting on a table. What force does the table exert on the book?
Monday, November 7, 2016 by Nathaniel

Physics
A 45kg skier is sliding down a 37 degree ski slope starting from rest. She crossed the 25m in 5.0s. Ignoring air resistance, Find all the forces on the skier.
Monday, November 7, 2016 by John

Physics
The large disk-shaped flywheel illustrated below has a radius R of 0.25 m. It is made to spin by the small wheel that contacts it at its rim. The small wheel applies a constant force of 1430 N. Friction in the bearing exerts a retarding torque 22 Nm on the large wheel. If the ...
Monday, November 7, 2016 by Beth

Physics
Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the figure to pull it out. (a) What force in newtons would you have to exert perpendicular to the center of a rope to produce a force of 10,000 N on the car if the angle is 1.80°? ...
Monday, November 7, 2016 by Sara

physics
There are two crates are sliding down a ramp. If the crate at the top has a mass of 11.5 kg and friction is 0.20. The other has a mass of 23 kg and friction is 0.10, what is the tension in the string? Assume the string is massless.
Monday, November 7, 2016 by 2FUN

physics
motion
Monday, November 7, 2016 by abdulkadir

Physics
An object initially rotating at an angular speed of 1.6 rad/sec turns through 30 revolutions during the time it experienced an angular acceleration of 0.32 rad/s^2. a) For how much time did the acceleration last? b) What was the final angular speed?
Monday, November 7, 2016 by Anonymous

Physics
What is the angular speed of the earth as it orbits the sun a) in radians/second? b) in degrees per day?
Monday, November 7, 2016 by Anonymous

Physics
What is the reaction of the earth pulling down on a pen that is lying on a table
Monday, November 7, 2016 by Mark

Physics
Three liters of nitrogen combine with 9 L of hydrogen to form 6 L of ammonia. If the molecules of nitrogen and hydrogen have two atoms each, how many atoms of hydrogen and nitrogen are there in one molecule of ammonia? ____ atoms of hydrogen ____ atoms of nitrogen
Monday, November 7, 2016 by Katelyn

Physics
A mass-spring system undergoes simple harmonic motion with amplitude A.Does the total energy of the system change if the mass doubled but the amplitude is unchanged? Does the kinetic and potential energies depends on the mass? Explain.
Monday, November 7, 2016 by Anyam

Physics
The distance between two telephone poles is 50.0 m. When a 0.500-kg bird lands on the telephone wire midway between the poles, the wire sags 0.14 m. Ignore the weight of the wire. 1)How much tension does the bird produce in the wire? (Express your answer to two significant ...
Monday, November 7, 2016 by Buttermilk Biscuit Jr.

Physics
A certain number of identical resistors are connected in series and their total resistance is measured. When the resistors are disconnected and re-connected in parallel, their total resistance drops to one-percent of the value measured when they were connected in series. How ...
Monday, November 7, 2016 by Charles

physics
Two crates rest on top of one another.There is a crate of mass 4.62 kg on top of another crate of mass 2.19 kg. The coefficient of friction between the lower crate and the floor is μk = 0.440 and the coefficient of static friction between the two crates is μs = 0.870. If the...
Monday, November 7, 2016 by 2FUN

Physics
A car uniformly accelerates from 0 to 27.0 m/s. A 68.0-kg passenger experiences a horizontal force of 390.0 N. 1)How much time does it take for the car to reach 27.0 m/s? (Express your answer to three significant figures.) My teacher didn't explain how we could ever find the ...
Monday, November 7, 2016 by Casey

Physics
Suppose that instead of our sun, our star were a giant star such as Betelgeuse. The mass of Betelgeuse is estimated to be about 20 times that of our sun. With earth in the same orbit? With its same mass, how long would our year be in earth days if we orbited Betelgeuse?
Monday, November 7, 2016 by Matt

Physics
A) the earth year is 365.25 days long. How long would our year be if earth followed the same orbit, but was only the mass of Mars? Answer this in earth days. B) How long would our year be if earth were the same mass, but had the orbital distance of mercury Answer this in earth...
Monday, November 7, 2016 by Matt

Physics
At a height of 500km above earth, a satellite will orbit the earth once every 95 minutes. Find the mass of the earth based on this idea. B) How far above earth's surface would a satellite need to orbit so that it revolves at exactly the same rate as the earth's rotation?
Monday, November 7, 2016 by Matt

physics (CHECK MY WORK PLEASE ASAP)
An object of mass 1.00kg is moving over a horizontal circular path of radius 2.00m, with a speed of 3.00ms^-1. Determine: (a) its centripetal acceleration (b) its kinetic energy (c) its period (d) its angular velocity a: 3.00^2/2.00 = 4.5 ms^-1 b: 0.5 × 1.00 × 2.00^2 × 3.00...
Monday, November 7, 2016 by Stevie

Physics
Two cars approach along icy streets which meet at a right angle to one another. The cars collide and stick together. One car has a mass of 1200 kg and had a speed of 30 km/h in the +x direction before the collision. The second car has a mass of 1500 kg and was traveling in the...
Sunday, November 6, 2016 by Anonymous

Physics
A particle accelerates from rest at a constant rate for some time and attains a velocity of 8 meter per second. Afterwards it decelerates with the consent rate and comes to rest. If the total time taken is 4 second then what is the total distance covered by the particle?
Sunday, November 6, 2016 by Priyanka

physics
A box slides down a frictionless 35 degree incline. Determine its acceleration. If the incline is 10.0 m long and the box starts from rest, how much time does it take to get to the bottom?
Sunday, November 6, 2016 by rick

Physics
A 10 kg object (m1) initially moving to the right at 20 m/s makes a totally elastic head on collision with a 15 kg object (m2) which was initially moving to the left at 5 m/s. Find the final velocities of each object. HINT: Treat this as a one-dimensional problem. Help ASAP ...
Sunday, November 6, 2016 by Anonymous

Physics
Two cars approach along icy streets which meet at a right angle to one another. The cars collide and stick together. One car has a mass of 1200 kg and had a speed of 30 km/h in the +x direction before the collision. The second car has a mass of 1500 kg and was traveling in the...
Sunday, November 6, 2016 by Anonymous

Physics
Three carts of masses 4kg, 10 kg, and 3 kg move on a frictionless horizontal surface with initial speeds of 5 m/s, 3 m/s, and 4 m/s. If the carts all stick together after the collisions, what will be the final velocity of the combined mass? Help ASAP please. Step by step to ...
Sunday, November 6, 2016 by Anonymous

Physics
Show that the kinetic energy of an object can be written in terms of the momentum as KE = p2/2m. Help ASAP please. Step by step to get the answer
Sunday, November 6, 2016 by Anonymous

Physics
a) What is the ratio of the momentum of a 3kg mass moving at 3 m/s to that of a 2 kg mass moving at 4 m/s? b) What is the ratio of the respective kinetic energies? Help ASAP please!! Step by step to get the answers
Sunday, November 6, 2016 by Anonymous

Physics
One afternoon, a couple walks three-fourth of the way around a circular lake, the radius of which is 1.45km. They start at the south side of the lake and head due east at the beginning of their walk. (a) What is the distance they travel? (b) What are the magnitude and ...
Sunday, November 6, 2016 by Marene

Physics
A boat crosses a river 1.5km wide in 15mins. If the river flows at 2km/hr calculate the velocity of the boat.
Sunday, November 6, 2016 by Erwin

physics
An object of mass 1.00kg is moving over a horizontal circular path of radius 2.00m, with a speed of 3.00ms^-1. Determine: (a) its centripetal acceleration (b) its kinetic energy (c) its period (d) its angular velocity
Sunday, November 6, 2016 by Stevie

Physics
Two hockey pucks of equal mass are involved in a perfectly elastic, glancing collision, as shown in the figure below. The orange puck is initially moving to the right at voi = 3.95 m/s, when it strikes the initially stationary blue puck, and moves off in a direction that makes...
Sunday, November 6, 2016 by Jessica

Physics FRICTION FORCE AND N-2ND LAW
A balloon has a weight of 1250 N, and the lifting force on it is 3525N. If the air resistance is 15N, what is the acceleration of the balloon? (Notice fg=mg) 3525-15=3515 3515/1250= 2.81 ???? A pulling force on a case is 1653 N while the friction force is 765 N on the case. If...
Sunday, November 6, 2016 by Physics

physics
A mango fruit drops from the top of it's tree which is 40 m. How long does it takes to reach the ground
Sunday, November 6, 2016 by miracle

Physics PROJECTILE AND CIRCULAR MOTION
1.13g plastic stopper is attached to a 0.93-m string. The stopper is swung in a horizontal circle, making one revolution in 1.18s(period T). Find the tension force(equivalent to the centripetal force)exerted by the string on the stopper? (V=2(pie)r/T)? 2. A football is thrown ...
Sunday, November 6, 2016 by Physics

Physics
A child standing on a platform holds a rope taut at an angle θ to the vertical. The child swings from the platform starting from rest. When the child swings through the lowest position, the tension in the rope is 1.9 times the child's weight. Determine the value of θ.
Sunday, November 6, 2016 by Ven Man

Physics
Calculate the force of earths Gravity on a 2.00 earth radii above the earth surface if it's mass is 1850kg.
Sunday, November 6, 2016 by Stuck

AP physics
Astronauts who spend long periods in outer space could be adversely affected by weightlessness. One way to stimulate gravity is to shape the spaceship like a cylindrical shell that walking on the inside surface. Explain how this simulates gravity. Consider (a) how object fall...
Sunday, November 6, 2016 by Susana

physics
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if the pressure is reduced to 1 atm and the volume expands to 1000 cm3? ______ °C
Sunday, November 6, 2016 by Katelyn

physics
Three liters of nitrogen combine with 9 L of hydrogen to form 6 L of ammonia. If the molecules of nitrogen and hydrogen have two atoms each, how many atoms of hydrogen and nitrogen are there in one molecule of ammonia? ____ atoms of hydrogen ____ atoms of nitrogen
Sunday, November 6, 2016 by Katelyn

physics
1. A bullet of mass 10 g is fired vertically upward and it reaches to the highest point in 10 seconds. Which of the following figures is nearer to its maximum height above the firing position? A) 10 m B) 22 m C) 30 m D) 42 m E) None of the above
Sunday, November 6, 2016 by Ghulam muhammad

physics
A bomber drops a bomb from an aircraft flying at 2000Km/h with an altitude of 7 Km. The speed at which the bomb will strike the earth would be. a) Greater than 2000Km/h b) Less than 2000 Km/h c) Equal to 2000 Km/h d) Can not compare with the given data
Sunday, November 6, 2016 by Ghulam muhammad

physics
A duck is swimming across a river. The duck can swim at maximum speed of 2m\s in still water. If the duck i swimming as hard as possible straight across a river that running at 4m\s, what is the duck's overall speed, relative to the goose sitting on the river bank?
Sunday, November 6, 2016 by atiyya

physics
A boat is heading directly North acroos a river at 5km\h. The river is flowing east at 3km\h. a) what is the actual velocity of the boat? b) how far down stream does it land if the trip takes 0.5 hrs. c) how wide is the river?
Sunday, November 6, 2016 by atiyya

physics
A force of 300N lifts a mass of 120kg with help of lever whose length is 2.4 m.The distance between fulcrum and mass is a) 40cm b) 48cm c) 80cm d) 171cm
Sunday, November 6, 2016 by Ghulam muhammad

physics
a body is projected with velocity v1 from a point a at the same time another body is projected vertically upwards with velocity v2 the point b lies vertically below the height the point for both the bodies to collide 2/v should be
Sunday, November 6, 2016 by teja

AP physics
The earth moves faster in its orbits around the sun in January, or in July? Explain [Note: this is not much of a factor in producing seasons - the main factor is the tilt of the earths axis relative to the plane of its orbit.]
Sunday, November 6, 2016 by Stuck

AP physics
The sun is below us at a magnitude of nearly a line with the earth center. Are we then Heavier at midnight due to the sun's gravitational force on us, than we are at noon? Explain
Sunday, November 6, 2016 by Stuck

Physics
Why is more fuel required for spacecraft to travel from the earth to the moon than to return from the moon to the earth?
Sunday, November 6, 2016 by Stuck

Physics
Does an apple exert a gravitational force on the earth? If so, how large a force? Consider an apple (a) Attached to a tree and (b) falling.
Sunday, November 6, 2016 by Stuck

AP physics
Astronauts who spend long periods in outer space could be adversely affected by weightlessness. One way to stimulate gravity is to shape the spaceship like a cylindrical shell that walking on the inside surface. Explain how this simulates gravity. Consider (a) how object fall...
Sunday, November 6, 2016 by Stuck

Physics
A ball A having a speed of 44.0 ms-1 collides with another ball, B, of the same mass which is initially at rest. After the collision A is deflected, 45.0 from its initial direction and B moves off at an angle of 30.0° to the original direction of A. a. What is the nature ...
Sunday, November 6, 2016 by Van

Physics
A ball A having a speed of 44.0 ms-1 collides with another ball, B, of the same mass which is initially at rest. After the collision A is deflected, 45.0 from its initial direction and B moves off at an angle of 30.0° to the original direction of A. a. What is the nature ...
Saturday, November 5, 2016 by Van

Physics
A dike in Holland springs a leak through a hole of area 0.80 cm2 at a depth of 1.4 m below the water surface.How much force must a boy apply to the hole with his thumb to stop the leak? Could he do it?
Saturday, November 5, 2016 by Ayla

Physics
A cube of ice, 28 cm on each side,is melted into a measuring cup. What is the volume of the liquid water -------cm^3
Saturday, November 5, 2016 by Beth

physics
A cube with a mass of 40 g is made from a metal with a density of 6 g/cm3. What is the volume of the cube and the length of each edge? ----volume cm^3 -----length cm^3
Saturday, November 5, 2016 by Beth

Physics
A ship is first seen on a radar screen to be 9 km east of the radar site. Some time later, the ship is at 18km northwest. What is the displacement of the ship from the first location it is seen at? 25.2 km (INSERT ANGLE HERE?!?) degrees north of west
Saturday, November 5, 2016 by Nathaniel

Physics
A ship is first seen on a radar screen to be 9 km east of the radar site. Some time later, the ship is 18 km northwest. What is the displacement of the ship from the first location it is seen at?
Saturday, November 5, 2016 by Nathaniel

physics
A cube of ice, 28 cm on each side, is melted into a measuring cup. What is the volume of the liquid water? ------cm3
Saturday, November 5, 2016 by Katelyn

physics
A solid ball with a volume of 0.1 m3 is made of a material with a density of 2800 kg/m3. What is the mass of the ball? -----kg
Saturday, November 5, 2016 by Katelyn

Advanced Physics
What are the displacements for the following vectors? I. A vector moving 45 degrees northeast at a velocity of 3m/s and the turns 30 degrees southeast
Saturday, November 5, 2016 by Chimpinde

physics (urgent)
A flywheel with a moment of inertia of 1.00kg m^2 is rotating at 100 rpm. What torque is required to bring it to rest in 10.0 revolutions?
Saturday, November 5, 2016 by paul

PHYSICS
An aeroplane makes in emergency landing without landing gear. If the aeroplane touches down with a horizontal speed of 60.0ms^-1 and the coefficient of friction for aluminium on asphalt is μ = 0.500, how far will the aeroplane slide before coming to rest? You may assume that ...
Saturday, November 5, 2016 by Steven

Physics
An object of mass 1.00kg is moving over a horizontal circular path of radius 2.00m, with a speed of 3.00ms^-1. Determine: (a) its centripetal acceleration (b) its kinetic energy (c) its period (d) its angular velocity
Saturday, November 5, 2016 by Tyrese

Physics - Gravitation
Vesta, a minor planet in the Asteriod Belt between Mars and Jupiter, has a mean radius of 525 km and mass of 2.59 X 10^20 kg. The Dawn Spacecraft (m = 1240 kg) orbited Vesta in 2011 & 2012. How much energy did the spacecraft expend going from the 2750 km orbit to a 210 km ...
Saturday, November 5, 2016 by Anon

Physics Gravitation Question
Vesta, a minor planet in the Asteriod Belt between Mars and Jupiter, has a mean radius of 525 km and mass of 2.59 X 10^20 kg. The Dawn Spacecraft (m = 1240 kg) orbited Vesta in 2011 & 2012. A. Find the local acceleration due to gravity at the mean surface of Vesta. What is the...
Saturday, November 5, 2016 by Anon

Physics Gravitation Question
Vesta, a minor planet in the Asteriod Belt between Mars and Jupiter, has a mean radius of 525 km and mass of 2.59 X 10^20 kg. The Dawn Spacecraft (m = 1240 kg) orbited Vesta in 2011 & 2012. Find the local acceleration due to gravity at the mean surface of Vesta. What is the ...
Saturday, November 5, 2016 by Anon

Physics
A particle of mass m1 = 2.5 kg moving along the x axis collides with a particle of mass m2 = 4.9 kg initially at rest. The incoming particle is deflected in the direction 22 degrees above the x axis, whereas the target particle moves off at 15 m/s at 37 degrees below the x ...
Saturday, November 5, 2016 by Ana

Physics
A ship is first seen on a radar screen to be 9 km east of the radar site. Some time later, the ship is at 18 km northwest. What is the displacement of the ship from the first location?
Saturday, November 5, 2016 by Nathaniel

physics
A car is traveling at 60.6 mph on a horizontal highway. The acceleration of gravity is 9.8 m/s2. If the coefficient of friction between road and tires on a rainy day is 0.056, what is the minimum distance in which the car will stop? Answer in units of m.
Saturday, November 5, 2016 by loren

Physics
A horizontal forces of magnitude 500N pulls two blocks of masses m1=10 kg and m2=20 kg which are connected by the light inextensible string and lying on the horizontal frictionless surface. Find the tension in the strings and acceleration of each mass when forces is applied on...
Saturday, November 5, 2016 by S

physics
a duck is swimming across a river.The duck can swim at maximum speed of 2m\s in still water. If the duck is swimming as hard as possible straight across a river that is running at 4m\s, what is the duck's overall speed, relative to the goose sitting on the river boat?
Saturday, November 5, 2016 by atiyya

physics
A body is in equilibrium under the action of three force..one force is 4.0N acting due east and one is 5.0N in direction, 60°NE.calculate the magnitude of the third force.
Saturday, November 5, 2016 by farima

Physics
If your hands are wet and no towel is handy, you can remove some of the excess of water by shaking them. Why does this get rid of it?
Saturday, November 5, 2016 by Amrit

Physics
An airplane pilot wishes to fly due west. A wind of 80km/hr is blowing towards the south. a) If the speed of llane in air is 320km/hr, in which direction should the pilot head? b) What is the speed of plane over the ground? (Illustrate with diagram)
Saturday, November 5, 2016 by Amrit

applied physics
what angle do blue light wavelength of 460 nm and red light 680 nm disperse upon entering from vacuum to a dispersion medium with n(blue)=1.349 and n(red)=1.213 at an incident angle of 20 degree?
Saturday, November 5, 2016 by jack isaiah

Physics
A sample of ice at 0-degree melts after absorbing kJ of heat. How many kg of H20 are contained in the sample?
Friday, November 4, 2016 by khalid

Physics
How much energy must be removed from 30 L of liquid water at 0-degree celsius in order to convert it to ice?
Friday, November 4, 2016 by khalid

physics
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if the pressure is reduced to 1 atm and the volume expands to 1000 cm3? -----°C
Friday, November 4, 2016 by Katelyn

Physics
An airplane has a mass of 2.8×106 kg , and the air flows past the lower surface of the wings at 81 m/s . Part A: If the wings have a surface area of 1100 m2 , how fast must the air flow over the upper surface of the wing if the plane is to stay in the air? Express your answer...
Friday, November 4, 2016 by Ashley

Physics
In physics, work is defined as the product of the A) net force and the distance traveled B) net force parallel to the motion and direction traveled C) net force parallel to the motion and the time it is applied
Friday, November 4, 2016 by Beth

AP Physics
The length of the cannon barrel is 1.7 m and the cannon is aimed at a 38◦angle from the ground.The acceleration of gravity is 9.8 m/s^2. If Dread Pirate Roberts tells you he wants the ball to leave the cannon with speed V-not = 76 m/s, what mass cannon ball must you use? ...
Friday, November 4, 2016 by Connor

Physics
A "swing" ride at a carnival consists of chairs that are swung in a circle by 17.9 m cables attached to a vertical rotating pole, as the drawing shows. Suppose the total mass of a chair and its occupant is 193 kg. (a) Determine the tension in the cable attached to the chair. (...
Friday, November 4, 2016 by BrookeNeed

Physics
) A car is traveling on a straight, horizontal road at 20 m/s when the driver slams on the brakes. The force of friction between the car and the road is 900 N. The mass of the car is 1800 kg. (a) Make a free body diagram for the car on the set of axes provided. (b) How far ...
Friday, November 4, 2016 by Tommy

physics
if a swimmer can swim in still water at a speed of 7.3 m/s and he intends to swim across a river that has a downstream current of 2.5 m/s what is the swimmers direction?
Friday, November 4, 2016 by Lily

Physics
For a certain projectile, the horizontol range is twice in magnitude of the maximum height attained by it. Find its angle of projection.
Friday, November 4, 2016 by Amrit

Physics
Rain drops hitting the side window of a car in motion often leave diagonal streaks if there is no wind. Why?
Friday, November 4, 2016 by Amrit

Physics
An electric train leaves a station starting from rest and attains a speed of 72km/hr in 10 second. Then it undergoes uniform retardation for 20 second to come to halt at the next station then calculate i) the distance between the train stations. ii) the average velocity of train.
Friday, November 4, 2016 by Amrit

Physics
Two workers pull horizontally on a heavy box, but one pulls twice as hard as the other. The larger pull is directed at 25 degree west of north and the resultant of these two pulls is 350 netwon directly northward. Use vector components to find the magnitude of each of these ...
Friday, November 4, 2016 by Amrit

Physics
Two boxes are stacked in an elevator that is accelerating downwards at 3.49m/s/s. A smaller 3.06kg box is on top and a larger 9.93kg box is on bottom. Find the magnitude and direction of the force that the smaller mass exerts on larger.
Friday, November 4, 2016 by Josh

Physics
Ice floats with one ninth of its volume above water. What is the relative density of ice?
Friday, November 4, 2016 by Kity

Physics
A flywheel with a moment of inertia of 1.00kg m^2 is rotating at 100 rpm. What torque is required to bring it to rest in 10.0 revolutions?
Friday, November 4, 2016 by Tyrese

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