bucket of water with a mass of 25 kilograms is lifted from a well by a rope which is wound around a cylinder with a radius of 0.10 meters. A 0.50 meter crank is attached to the cylinder so that it wraps the rope around the cylinder. what is the minimum force that must be applied to the crank to lift the water bucket

Q: Your and your friend are going on a hike and your friend accidentally falls into a well. You have…

A: Given: Mass of man is 70 kg. Depth of well is 15 m. Maximum tension the rope can withstand is 700 N.

Q: a) Which method will get him up the well the fastest without breaking the rope, option 1 or option…

A: a) Analyze the following figure. For option 1, Applying Newton’s 2nd law in the vertical direction.…

Q: On Mars (the gravitational acceleration is 62.4% lower than Earth), a participant in a strongman…

A: This is an example of 2nd class lever. g on earth =9.8m/s2 g om Mars=9.8×0.624=6.1152m/s2 Doward…

Q: A 4.0-kg object is attached to a vertical rod by two strings as shown in Figure P7.69. The object…

A: T1  cos 90-θ+T2 cos 90-θ=mv2rT1+T2  sinθ=mv2rT1+T2=mv2r sinθ→          1Now from vertical…

Q: ff the track. From these data, determine the coefficient of static friction between the car and…

A: Circumference of circle is given by  d=0.25(2πr)....(1) Using Newtons second law  Centripetal…

Q: In an amusement park ride called The Roundup, passengers stand inside a 16.0m diameter rotating…

A:

Q: A 6.25 g (6.25 x 10^-3 kg) quarter sits 25 cm (2.5 x 10^-1 m) from the axis of rotation on a…

A: Given data: The mass is m = 6.25 g The time is t = 1.8 s The distance from the axis of rotation is…

Q: A model airplane with mass 0.85 kg is tethered by a wire so that it flies in a circle 0.08 km in…

A:

Q: Carnivals often have large rotating cylinders and when these cylinders rotate fast enough the people…

A:

Q: A student conducts an experiment in which a ball is spun in a vertical circle from a string of…

A: Given:-

Q: The wheelbase on a 50,000-kg truck is 2.40 m wide and the truck's center of mass is located along…

A:

Q: Zorch, an archenemy of Superman, decides to slow the Earth's rotation to once per 28.0 hours by…

A: initial angular velocity of earth,ω0=2π23×60×60+(56×60)+(4)s=72.92×10-6 rad/sFinal angular velocity…

Q: At an amusement park there is a ride in which cylindrically shaped chambers spin around a central…

A: Given, at an amusement park, there is a ride in which cylindrically shaped chambers spin around a…

Q: Problem#2: A boat exerts a pull of 4000 N on its hawser which is wrapped about a capstan on the…

A:

Q: The County Fair Swing carries the mass of riders and chairs in an unchanging circular path in an…

A: Since the ride is moving in horizontal direction, its acceleration in vertical direction and hence…

Q: A car is accelerating from rest.  There is a 1.6 g pebble stuck in the tread of one of the tires…

A:

Q: A massless cord passing over a frictionless pulley of mass 15.0 kg and radius 55 cm connects two…

A: Given, mass of pulley, M = 15kg radius of pulley, r = 55cm mass of blocks,  m1=110 kgm2=35 kg the…

Q: Which of the following is the condition for the body to be in a static equilibrium? A The body has a…

A: Part (I):Introduction: In static equilibrium the net force on the object and a net torque of the…

Q: The figure below shows a human arm that weighs 43.40 N. The arm is extended outward and is…

A:

Q: A mixing beater consists of three thin rods, each 10.3 cm long. The rods diverge from a central hub,…

A:

Q: Hi I am in physics I. Here is the description. A sphere has a mass of 8200 kg and a radius of 90 cm…

A: Given:Mass of sphere = 8200 kgRadius of sphere = 90 cm = .9 mForce applied = 70 N

Q: 250 kg concrete wheel with a radius of 1.50 m is being pulled up a hill by a 725 kg cow, with a rope…

A: The gravitational force on the concrete wheel and the cow will act vertically downwards. F=mg This…

Q: The towers holding small wind turbines are often raised and lowered for easy servicing of the…

A:

Q: A 10 kg object is moving in uniform circular motion with a radius of 30 m. The net force acting on…

A: as per our guidelines we are supposed to answer only one question. Kindly repost other questions as…

Q: The wheels, axle, and handles of a wheelbarrow weigh W = 57 N. The load chamber and its contents…

A: wheels, axle, and handles of a wheelbarrow weigh, W= 60.0 N.  load chamber and its contents weigh,…

Q: c) Calculate the torques produced by F3 and F4, including the sign of the torque indicating the…

A: Resolve the components of F4. Vertical component is F4 cos = 18*cos(30) = Vertical component of F4…

Q: The figure belovr shovs a human arm that weighs 44.4 N. The arm is extended outard and is…

A:

Q: At an amusement park there is a ride in which cylindrically shaped chambers spin around a central…

A: Given:Tangential velocity = 5m/smass of the person = 50kgForce = 125N Required:Radius of the chamber…

Q: A 55.3-kg ice skater is moving at 4.18 m/s when she grabs the loose end of a rope, the opposite end…

A: Solution: Given: m = mass of ice skater = 55.3 kg v = speed of ice skater = 4.18 m/s r = radius of…

Q: A mixing beater consists of three thin rods, each 10.9 cm long. The rods diverge from a central hub,…

A:

Q: A Ferris wheel has a diameter of 10.0m and makes one revolution in 8.00 seconds. A girl weighing 321…

A: diameter of the wheel = 10 m time taken to complete one revolution = 8 seconds weight of girl = 321…

Q: Consider a rod of total length 4 m that is free to pivot above its center.  The linear mass density…

A:

Q: It is proposed that future space stations create artificial gravity by rotating. Suppose a space…

A:

Q: A 4.00 kg mass is attached to a vertical rod by the means of two 1.25 m strings which are 2.00 m…

A:

Q: amusement park there is a ride in which cylindrically shaped chambers spin around a central axis.…

A: We know that We have given that an amusement park there is a ride in which cylindrically shaped…

Q: An aluminum rod is suspended by two wires, as shown in the figure below. The mass of the rod is 25.0…

A: Write the mass of the rod. m=25 kg

Q: Suppose that she pushes on the sphere tangent to its surface with a steady force of F = 65 N and…

A: Here:

Q: A girl is playing with a doll that weighs m = 0.65 kg. She places the doll r = 0.15 m from the…

A:

Q: One end of a string is wrapped several times around a pulley of mass  0.92 kgkg  that is oriented…

A: Given that:- Mass of block=0.35kg

Q: The tension is growing! Context At your summer job, your supervisor wants to test your physics…

A: Given: The tension in the winch cable is T = 44 N The angle of the cable from the horizontal is α =…

Q: You are driving your car and you get a flat tire. What do you do? Describe what it is you would do…

A: SOlution: To control the car while driving and you got the flat tyre.

Q: what tension must a 47.0 cm length of string support in order to whirl an attached 1000.0 g stone in…

A: Given:Length = 47 cmMass = 1000gVelocity = 2.88 m/s

Q: At what maximum speed can a car manage a turn on a wet, level road with coefficient of static…

A:

Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.