b) a ball at the end of a string being swung in a horizontal circle:

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A: We are given the radius of the circle. We are also given number of revolutions completed in a given…

Q: O The dimensions of the links for mechanism as shown beside are: OA - 12 cm AC=47 cm АВ-60 сm CD- 55…

A: Given: OA= 12cm AC= 47cm AB= 60cm CD = 55cm ωOA=942.5 rad/min To find: Determine the velocity of CD,…

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Q: A skier starts at the top of a very large, frictionless snowball, with a very small initial speed,…

A: A kier starts at the top of a very large, frictionless snow ball, with a very small initial speed,…

Q: A golf ball is launched with the initial conditions shown in the figure. Determine the two times (t,…

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Q: 3 kg ball is attached to the end of a 35 cm string of negligible mass. The ball makes a vertical…

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Q: Find an expression of the ball's speed in terms of a, h, y, and g. Express your answer in terms of…

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Q: A ball rolls on the horizontal floor of a tall building, then. slides off the top of a ladder (see…

A: Given Data The speed of the ball is:u=4 m/s The height of stair is:h=0.5 m The width of stair…

Q: = the greatest speed t

A: Answer for the following question

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A: We are given the trajectory of a ball. we need to find the speed of the ball at point C in…

Q: A toy plane is connected to a string. You hold the free end of the string and whirl the plane…

A: A toy plane is whirled in a horizontal circle such that it performs uniform circular motion. To find…

Q: A

A: Given: The mass of the ball is 1.3 kg. The length of the string is 0.43 m. The speed of the ball is…

Q: he sketch shows the top view of an object being rotated in a horizontal circle. If the string…

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Q: In the figure, there is a schematic representation of the route followed by a roller coaster. The…

A: Given: Mass of the object: m = 120 kg Height of the hill: h = 150 m The radius of the circle: R = 20…

Q: A bead of mass m slides without friction along a curved wire with shape z = f(r) Vx2 + y2, i.e. the…

A: Given that the general equation of motion is, r¨1+f'(r)2+r˙2f'(r)f''(r)+gf'(r)-ω2(r)=0      (1) When…

Q: Through how many revolutions did it turn in this time?

A:

Q: An Indy car with a speed of 110 km/h goes around a level, circular track with a radius of 1.00 km.…

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Q: Consider the car at points B and C in the image below. The car has a mass of 2500 kg, and the driver…

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Q: A new car is tested on a 200- mm- diameter track. If the car speeds up at a steady 1.2 m/s2m/s2, how…

A: The centripetal acceleration can be calculated using the following formula:where  is the centripetal…

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Q: What tangential acceleration would the contact-lens accelerometers record in this case?

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Q: A toy airplane is moving in a circle at constant speed (uniform circular motion) at the end of a…

A: We will use the centripetal force to find the correct statement,

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Q: A ball is on the end of a string. The ball is being swung in a vertical circle at a constant speed.…

A: Given that the value of mass and length of the string and speed of the ball. Then We have to…

Q: Beth is writing a merry-go-round at the Hamilton County fair. Beth's horse is located 6.5 m from the…

A: Given horse located from the center of the merry-go-around = radius of circular path = R = 6.5 m…

Q: Mike and El are both whirling rocks tied to 1.05 m long strings. They both swing the rocks at the…

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Q: Person A swings from a trapeze, projects herself at angle of 53°, and is supposed to be caught by…

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Q: Pluto moves in a fairly elliptical orbit around the sun. Pluto's speed at its closest approach of…

A: At a distance of closest approach:Distance of Pluto from the sun, d1 = 4.43 x 109 km speed of Pluto,…

Q: A tennis ball connected to a string is spun around in a vertical, circular path at a uniform speed.…

A: As per guidelines, the first three questions are answered. For the remaining questions to be…

Q: Part A What must be the orbital speed of a satellite that is in a circular orbit 250 km above the…

A: Let v be defined as the speed of the satellite. Then, v=GmR Where, G be defined as the gravitational…

Q: C. When the asteroid is located exactly halfway between the Earth and the Moon, determine the net…

A: Concept used: Gravitational force is directly proportional to product of masses and inversely…

Q: Andrei takes his new gravel bike out in his village. He is going at a speed of 15 m/s along a…

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Q: The cable lifting an elevator is wrapped around a 1.1-m-diameter cylinder that is turned by the…

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Q: A comet is in an elliptical orbit around the Sun, thanks to the Sun’s gravitational pull; this force…

A: (A) Force and velocity vectors

Q: Express your answer in radians per second to two significant figures. The radius of the earth's very…

A: The radius of the earth orbit (R) = 1.5*1011 m The period of the earth (T) = 1 year…

Q: Instead of a constant acceleration, imagine the acceleration is a(t) =ct^2 where c is a constant and…

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Q: "Any object moving in a circle undergoes centripetal acceleration, which changes the direction of…

A: Centripetal acceleration can be defined the acceleration of a body transvering circular path…

Q: B. The centripetal force of the car is also jointly related to the coefficient of static friction of…

A: In case of circular motion, the net force acting on the rotating body towards the center and along…

Q: Part B An electric ceiling fan is rotating about a fixed axis with an initial angular velocity…

A: The objective of the question is to find out the number of revolutions the fan blade has turned in a…

Q: A small vehicle gains speed as it descends after passing through the apex A of a circular orbit with…

A: Given, Initial speed is 21.1 m/s and radius is 169 m

Q: The diagram shows the motion of a 250 g mass in circular motion on a horizontal plane. Images…

A: in this case, the camera having a frequency of 12Hz means that it will click 12 pictures per second.…

Q: A marksman fires a practice round from A toward a target B. If the target diameter is 150 mm and the…

A: given-  diameter of target =150mm range =1420 m velocity of projection = 885 m/s

Q: X Incorrect A marksman fires a practice round from A toward a target B. If the target diameter is…

A:

Q: A 530 kg boat experiences a centripetal acceleration of ac = 5 s² when turning around a corner at a…

A: Here Mass of boat = m = 530 kgCentripetal acceleration = a = 5 m/s2Speed during turning = v = 9 m/s…

Q: A

A: The speed of an ant as a function of time t isv=bωcos2(8π​cos4ωt)+4π2​sin24ωt​The path is a…

Q: A new car is tested on a 270-m-diameter track. Part A If the car speeds up at a steady 1.2 m/s², how…

A: Given : diameter of track, d = 270 m             Tangential acceleration of the car, aT = 1.2 m/s2

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!