A rock attached to a string swings with constant speed in a vertical circle. Which free body diagram could correctly describe the force(s) on the rock when it is at the lowest point

Q: FNormal = 500 N Friction = 250 N %3D FGravity = 500 N A student rides a bicycle in a circle at a…

A: (B) is correct option.   The gravitational force that acts on the bicycle system is Now the force,…

Q: child of mass 35 kg rides on a Ferris wheel as shown in Figure. The child moves in a vertical circle…

A: When an object is moving in circular path it requires centripetal force which is provided by…

Q: Skyscreamer completes 23.72 loops in a total time of 93.3 seconds. The radius of the loop is 32.79…

A: The angular velocity is given by  w =2 πT The centripetal force is  Fc =m v2r where, m is the mass,…

Q: An airplane moves 137 m/s as it travels around a vertical circular loop which has a 1.01-km radius.…

A: magnitude of the resultant force on the object is equal to the force due to centripetal acceleration…

Q: You are riding on a Ferris wheel that is rotating with constant speed. The car in which you are…

A:

Q: A jet traveling at a speed of 120 m/s executes a vertical loop with a radius of 500 m. (See next…

A:

Q: Part of riding a bicycle involves leaning at the correct angle when making a turn, as seen below. To…

A: Given: Riding a bicycle involves leaning at the correct angle when making a turn, as seen below,

Q: In a homework problem you encounter the following problem: "A car of mass m=2100 kg travels at a…

A: magnitude of weight = 2100 * 9.8  = 20580 NCnetrifugal force = m *(v)2/R = 2100 (90*5/18)2/25  =…

Q: A curve in a road has a radius of curvature of 96 meters and is banked at a 14.65 degree angle. What…

A:

Q: A car travels at 17 m/s without skidding around a 35 m radius unbanked curve. What is the minimum…

A: Given, Speed of the car, v = 17 m/s radius of the unbanked curve, r = 35 m

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: A 5000 kg car is traveling in a horizontal circular path with a speed of 25 m/s on a banked curve.…

A:

Q: A cart, placed on an incline, will accelerate as it rolls down the ramp. If you incline an…

A: here  WE ASSUME  inclination angle =θ ,friction coefficient =μ  cart is rolling   a=g sinθ / 1+ n…

Q: A ball B is fastened to one end of a string with a length of 25 cm, and the other end is held fixed…

A: Given : L = 25 cm = 0.25 m

Q: object of mass 6.0 kg is whirled around in a vertical circle on the end of a 1.0 m long string with…

A: If an object moves in circular motion it requires centripetal force which is provided by already…

Q: Suppose we tie a ball to a string and whirl it around in a circular path whose radius is 40 cm.…

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Q: A 32-g ball at the end of a string is swung in a vertical circle with a radius of 30 cm. The…

A: Free body diagram

Q: A stuntman whose mass is 57 kg swings from the end of a 4.8-m-long rope along the arc of a vertical…

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Q: 23) A 1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose diameter is 0.20 km.…

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Q: A Stone tied to a rope rotates vertically in circles. Which of the figures shown best describes the…

A: Free body diagram is the diagrammatic representation of all the forces acting on a system. It…

Q: 5. While riding on a roller coaster, Mr. Koreman encounters a loop and starts to cry. (a) (b) (c)…

A: As you have asked two questions, the only first question is solved for you. If you want any specific…

Q: You are on a rollercoaster going through the highest point in a vertical loop. Which direction is…

A: When we are on a rollercoaster going through the highest point in a vertical loop. We have to…

Q: 7) A 40 kg child is taking a roller-coaster ride on a 40.0 m radius loop. What is the force that the…

A:

Q: Draw Free Body Diagram of the car when it is at the bottom of the circle. b What is the magnitude…

A: Given data: The mass of the toy car is: m=250 g=0.250 kg The radius of the circular track is: r=40…

Q: In an effort to rev up his class, Mr. H does a demonstration with a bucket of water tied to a…

A: Given, 1.3-meter long string (R) speed = 3.9 m/s at the top  speed= 6.4 m/s at the bottom  *** note:…

Q: A car (purple circle) is moving on a banked track; the graphical addition of forces acting on the…

A: When a car moves in a banked road , there will be four types of forces acting on the car , which are…

Q: A race car rounds a curve at 60 m/s. The radius of the curve is 380 m and the car's mass is  1,883…

A:

Q: Concept Simulation 5.1 reviews the concepts that are involved in this problem. A child is twirling a…

A: Given: The mass of the ball is 0.0126 kg. The radius of the circular path is 0.12 m. The time period…

Q: Anna (50 kg) is riding in her car traveling through hilly terrain. When her car is at the top of a…

A:

Q: The mass of the ball is 540 g, the ball is attached to the rod AB at the point A by a 1.9 m rope. If…

A: Given information: The mass of the ball (m) = 540 g = 0.54 kg The length of the rope  (l) = 1.9 m…

Q: Examine the forces acting on a race car on a banked curve. A view of the car as it goes around a…

A: here,f is the friction (downwards as the car is moving with high velocity makingf work downwards)N…

Q: A pilot of mass 65 kg in a jet aircraft makes a complete vertical circle in mid-air.  The vertical…

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Q: An object weights 5000 N on planet Alpha and 800 N on planet Beta. Planet Alpha has 4 times the mass…

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Q: Use g 10 m/s² A 32-kg child rides on a Ferris wheel as shown. The child moves in a vertical circle…

A:

Q: 24) A hang glider and its pilot have a total mass equal to 109kg. While executing a 360 degree turn…

A: Given:Mass,m=109 kgRadius,r=16 mVelocity,v=8 m/sFind net force on the hang glider.Now,The net force…

Q: A mountain climber swings a grappling hook (m=0.75 kg) at the end of a 0.6 m long rope in a vertical…

A: Write the given values with the suitable variables. m=0.75 kgr=0.6 mv=11 m/s Here, m, r, and v are…

Q: A banked circular highway curve is designed for traffic moving at 59 km/h. The radius of the curve…

A:

Q: Horizontal Circle - Unbanked Curve. What us the maximum speed at which a racing car can round a…

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Q: A 0.20-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at…

A: Given The mass of the ball is m = 0.20 kg. The tension in stick at 3 o'clock is T3 = 18 N. The free…

Q: In order for a car to negotiate the banked curve, it needs to travel at a minimum speed. If the…

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Q: The string tension provided the centripetal force F that produced the centripetal acceleration and…

A: Centripetal force depends on velocity.

Q: In an adventure park ride, people are strapped in a small cage that is whirled in a vertical circle…

A: Given that: Mass of the cage, m=250 kgRadius of the circle, r=8.0 mθ= 30 ° with vertical We need to…

Q: What is the action/reaction partner force to the centripetal force? (HINT: It is NOT the centrifugal…

A: According to Newton’s 3rd law, action and reaction force are equal in magnitude and opposite in…

Q: An airplane moves 125 m/s as it travels around a vertical circular loop which has a 0.9-km radius.…

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Q: A ball (mass mB is tied to a massless string that does not stretch and is moved in a vertical circle…

A: The net force on the ball is balanced by the centripetal force acting towards the center of the…

Q: A 0.17-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at…

A: The free body diagram at different clock positions is shown below.

Q: A conical pendulum is a weight or bob fixed on the end of a string suspended from a pivot. It moves…

A: Given that, A conical pendulum is a weight or bob fixed on the end of a string suspended from a…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!