A 5.0 g coin is placed 15 cm from the center of a turntable. The coin has static and kinetic coefficients of friction with the turntable surface of μs = 0.80 and μk = 0.50. The turntable very slowly speeds up to 60 rpm. Does the coin slide off?

Q: In the figure, block 1 has mass m1 = 480 g, block 2 has mass m2 = 550 g, and the pulley is on a…

A:

Q: You have a grindstone (a solid disk) that is 642.93 kg, has a 0.114-m radius, and is turning at…

A:

Q: d) What is the smallest speed v for which the person will not slide down the wall? Solve this…

A:

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: A 1290 kg sports car rounds a flat curve of radius 56.0 m. Given that the coefficient of static…

A: The expression for find maximum speed of the car is Ff=Fcμmg=mv2rv=μgr

Q: You have a grindstone (a disk) that is 198.641 kg, has a 0.699-m radius, and is turning at 97.425…

A: Givenmass of the grinstone M=198.641 kgradius of the grindstone R=0.699 minitial angular speed…

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: In the figure, block 1 has mass m₁ = 457 g. block 2 has mass m₂ - 512 g, and the pulley is on a…

A: To solve this problem, we need to use Newton's laws of motion and some kinematic equations.…

Q: The maximum static coefficient of friction between the tires of a 2000 kg car and the road is µs,max…

A: Given data The car's mass is: m = 2000 kg The friction coefficient is: μs,max=0.25 The rotation's…

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: A fairground ride (The Gravitron) spins its occupants inside a cylinder-shaped container. A child on…

A: Given data Mass of the child, m=50 kg Radius of the circular path, r=8 m

Q: A 639 kg car traveling at 32 m/s is going around a curve having a radius of 105.6 m that is banked…

A:

Q: 4.0 kg, 36-cm-diameter metal disk, initially at rest, can rotate on an axle along its axis. A steady…

A:

Q: What must be the curved path radius if the maximum velocity speed of the bus must be 10 m/s, with…

A:

Q: “I wonder what the scale of this Mario Kart level is,” your friend says as you pass them, taking the…

A: The frictional force is, Ffr=μmgcosθ=0.775 kg9.8 m/s2cos35°=421.5 N According to newton's second…

Q: A common carnival ride, called a gravitron, is a large cylinder in which people stand against the…

A: Given, Radius of cylinder (r)= 13m  friction between the wall and their clothes is μs = 0.64…

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: A 980-kg race car can drive around an unbanked turn at a maximum speed of 45 m/s without slipping.…

A:

Q: In the figure, block 1 has mass m₁ = 488 g, block 2 has mass m₂ = 557 g, and the pulley is on a…

A:

Q: A common carnival ride, called a gravitron, is a large cylinder in which people stand against the…

A: Given Radius of the cylinder (r) = 15 m Friction μs                    = 0.54

Q: In the figure, block 1 has mass m, = 480 g, block 2 has mass m, = 600 g, and the pulley is on a…

A:

Q: A car with a mass of 1500 kg starts to slide while traveling at a speed of 8m / s on a 35 m radius…

A: Given data: Mass of car is m=1500 kg. Velocity of car is v=8 m/s. Radius of corner is r=35 m.

Q: A car is driving around a flat, circularly curved road with a radius of 4.40 * 10^2 m. The mass of…

A:

Q: A 980-kg race car can drive around an unbanked turn at a maximum speed of 40 m/s without slipping.…

A:

Q: A cylinder having a mass of 40 kg with the radius of 0.5 m is push to the right without rotation and…

A: Solution:-Given thatm=40 kgR=0.5 ma=2 m/s2μ=0.3

Q: A car with mass m = 1000 kg completes a turn of radius r = 540 m at a constant speed of v = 33 m/s.…

A:

Q: 1. A block of mass M-10 kg is connected to another block of mass m=5 kg via cylindrical pully of…

A: Draw the free body diagram of the system and then apply the Newton's second law of motion for the…

Q: A dog is running in a circle with a radius of 23.7 m at a speed of 65.9 km/h. What is the minimum…

A: Given data:   Dog running in a circular path Radius (r) = 23.7 m Speed (v) = 65.9 km/h Required: The…

Q: In the figure below, block 2 of mass m2 = 3.75 kg rests on a frictionless surface. It is attached to…

A:

Q: A common carnival ride, called a gravitron, is a large cylinder in which people stand against the…

A:

Q: A common carnival ride, called a gravitron, is a large cylinder in which people stand against the…

A:

Q: 9. A mass m, = 9.50 kg is connected by a light string that passes over a pulley of mass M = 11.5 kg…

A:

Q: In the figure, block 1 has mass m₁ - 470 g, block 2 has mass m₂-501 g, and the pulley is on a…

A: See below

Q: A 65 kg student is in a car traveling at 25 m/s on a hill of radius 110 m. When the car is at the…

A:

Q: Wheezy is tumbling sideways and resembles a cylinder (of radius 10 cm) rolling down hill.  Mumble…

A: The free body diagram of the penguins N is the normal force ,mg is the weight of the penguin and f…

Q: A ball of mass m, =5.7 kg and a block of mass m, =3.1 kg are connected with a lightweight string…

A:

Q: 66.6 g drink is left on a turntable causing it to turn with an angular speed of 7.00 rad/s. If the…

A: Answer the following question is

Q: A 0.500-kg ball that is tied to the end of a 1.50-m light cord is revolved in a horizontal plane…

A: The free-body diagram of the ball is,

Q: A car traveling on a flat (unbanked), circular track accelerates uniformly from rest with a…

A: Recall there are two acceleration tangential and radial. So net acceleration is neither along…

Q: A 950-kg race car can drive around an unbanked turn at a maximum speed of 46 m/s without slipping.…

A: If a particle moves in a circle of radius r with a constant speed v, its acceleration is v2r…

Q: What? This problem again? Not exactly. A block with mass m,ị = 3.00 kg sits on a horizontal table…

A:

Q: You have a grindstone (a disk) that is 212.44 kg, has a 0.185-m radius, and is turning at 47.44 rpm,…

A: Given, mass of the grindstone M=212.44 kg Radius R=0.185 m Initial angular velocity ω0=47.44…

Q: Problem 10: A skateboarder is attempting to make a circular arc of radius r = 12 m in a parking ot.…

A: Given: The radius of the circular arc is r=12 m. The mass of the skate board is m=89 kg. The…

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.