A road with a radius of 75.0 m is banked so that a car can navigate the curve at a speed of 13.2 m/s without any friction. When a car is going 27.6 m/s on this curve, what minimum coefficient of static friction is needed if the car is to navigate the curve without slipping?

Q: A computer is reading data from a rotating CD-ROM. At a point that is 0.0141 m from the center of…

A: Given: The centripetal acceleration at a distance of 0.0141 m from the center is 317 m/s2. The…

Q: 1)You are not on earth. A roller coaster includes a long ramp that leads into a Loop-D-Loop. A…

A: Given, i. The value of gravitational acceleration on this planet, g=4.8m/s  ii. The mass of the…

Q: 11. A truck (m = 2700 kg) is passing the middle of a bridge whose radius of curvature is 350 meters.…

A: Concept of equilibrium

Q: 3. A 2800-lb car enters an S-curve at A with a speed of 45 mi/hr with brakes applied to reduce the…

A: mass of the car m = 2800 lb = 1270.059 Kg initial velocity of car u = 45 mi/hr = 20.1168 m/s final…

Q: A car goes around a flat curve of radius 40 m at a speed of 14 m/s. What must be the minimum…

A: (b) 0.49

Q: 2. Another absent-minded physics professor has left his notebook on top of his car. The notebook has…

A: Solution:   Given Values, m=1 Kgμ =0.7v=20 m/s

Q: It has been suggested that rotating cylinders about 17.5 mi long and 6.12 mi in diameter be placed…

A:

Q: 4. A centrifugal separator has a flat walled bowl, 10 cm in diameter and 10 cm high. If the bowl…

A: Centrifugal dewatering is widely used method for separating solid-liquid or liquid-liquid in several…

Q: 1. A car of mass 1310 kg enters a banked turn with a banking angle of 9.51° and radius of 435 m at a…

A:

Q: (a) A 15.0 kg child is riding a playground merry-go-round that is rotating at 30.0 rev/min. What…

A: Centripetal force -  Centripetal force is defined as the force in which the force makes a body…

Q: A mass m = 0.15kg attached to the end of string and rotating in a vertical circle of radius R = 0.5…

A: The given values with suitable variables are listed below. Here, m denotes the mass, R denotes the…

Q: A ball of mass 17.5 g is attached to a cord of length 0.52 m and rotates in a vertical circle. What…

A: When a body attached to the string rotates in a vertical circle about its end, the centripetal force…

Q: 5. A 2 m rope attaches a tire to an overhanging tree limb. A boy swinging on the tire has a…

A: Centripetal force (F)= mv2/r  So,  m = Fr/v2  m = (90×2)/2.22  m = 37.19 kg

Q: You drive a car around a flat circular track at a speed of 27 m/s without slipping. The radius of…

A: Given  Speed of car ,v = 27 m/s  Radius of track ,R = 382 m  Mass of car ,M = 1000 kg  Concept used…

Q: 9. A block is sliding on a frictionless surface which includes a bump. The bump is 0.50 m in height…

A:

Q: A mass m 0.15kg attached to the end of string and rotating in a vertical circle of radius R 0.5 m.…

A:

Q: a. The reaction force to your weight when you are standing on the floor is b. An astronaut on the…

A: A) is equal in magnitude but acts in the opposite direction to the weight. B) she is in zero gravity…

Q: A 24-inch diameter tire rotates 8.2 revolutions per second a. determine the angular speed of the…

A:

Q: A car goes around a flat curve of radius 40 m at a speed of 14 m/s. What must be the minimum…

A:

Q: 2. The rotation of the earth causes a centrifugal effect on a mass near the surface of the earth.…

A: (a) The perpendicular distance of the mass and axis of rotation be defined as Rsinθ. Therefore the…

Q: A motorcycle rounds a banked turn of 7% with a radius of 85m. If the friction coefficient between…

A: The maximum speed at which the motorcycle can round the turn without slipping is given by the…

Q: Ricky Bobby used to be the best there is at car racing. But then he had an accident and has been…

A: Introduction: One of the best outcomes of the circular motion is the Banking of road. When body…

Q: A marble rolls down an incline at 27° from rest. a. What is its acceleration? a 4.45 m/s² b. How far…

A: Given that:u=0 m/sθ=27°

Q: How many revolutions per minute would a 30 m -diameter Ferris wheel need to make for the passengers…

A: d=30 mr=15 mThe passenger is weightless at the top.

Q: 12. A car magazine reports that a 1100 kg car has skid pad results of 0.80 g. This is an indication…

A:

Q: An old-style elevator is connected to a counterweight by a cable that passes over a rotating disk…

A: Given:Diameter of rotating disk ,d = 3.7 m Height, H = 5 m velocity, v = 0.5 m/s   Solution: a)…

Q: 5. A hoop of radius 0.20 m and a mass of 0.35 kg is released from rest and allowed to roll down an…

A:

Q: A child twirls a 0.19 kg mass attached to the end of a 29 cm long piece of string. He twirls the…

A:

Q: 11. The largest helicopter ever built in the United States was the Sikorski CH-53E "Super Stallion".…

A:

Q: 4. A student with a mass of m rides a roller coaster with a loop with a radius of curvature of r.…

A: Mass of student m = 60 kgRadius of curvature  r = 6.0 mg = 9.8 m/ s²

Q: 9) A bicyclist rides on a circular track. The coefficient of friction between the wheels and the…

A: 9) coefficient of friction = 0.8constant speed = 15 m/sradius ??

Q: 3. A roller coaster is built so that there is a circular curve of radius 80.0 m at the top of one…

A: SOlution: Given that m = 50 kg  h = 80 m v = 20 m/s

Q: A 50.0-kg child stands at the rim of a merry-go-round of radius 2.90 m, rotating with an angular…

A: Given :           mass m = 50 kg           radius r = 2.90       angular speed ω= 3.65 rad/si…

Q: 15. An object of mass m = 6.0 kg is rotating in a circular path in a vertical plane at the end of a…

A:

Q: 1. A car of mass 1310 kg enters a banked turn with a banking angle of 9.51° and radius of 435 ma a…

A: Given : Mass is denoted by  ,m=1310kg Angle=9.51° Radius is denoted by , r=435m Velocity is denoted…

Q: 2. A Tesla rounds a flat, unbanked curve with radius R. (a) If the coefficient of static friction…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.