How fast must a plane fly along the earth’s equator so that the sun stands still relative to the passengers? In which direction must the plane fly, east to west or west to east? Give your answer in both km/h and mph. The radius of the earth is 6400 km.

Q: A boy whirls a stone in a horizontal circle of radius 1.83 m and at height 2.38 m above level…

A: Radius (R) = 1.83 m height (h) = 2.38 m Horizontal distance (d) = 9.15 m

Q: The earth has a radius of 6380 km and turns around once on its axis in 24h.  a) What is the radial…

A: Centripetal acceleration is the acceleration of an object moving in a circle, directed towards the…

Q: A rotating space station of radius 235 m is pictured above. What rotation rate must it have in order…

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Q: Newton of the Carolina Panthers throws a perfect football spiral at 6.0 rev/s. The radius of a pro…

A: given frequency f = 6 rev/s angular velocity ω = 2πf = 2 × 3.14×6  = 37.68 rad/s radius r = 8.5 cm =…

Q: A fighter pilot is flying his plane at 24 m/s in a circular path (radius= 290m). The centripetal…

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Q: A centripetal force of 36.1N is exerted in a 2.5kg sphere causing it to rotate uniformly on a…

A: The centripetal force on the sphere, F=36.1 N The mass of the sphere, m = 2.5 kg The radius of the…

Q: The moon is going around the Earth at a speed of 1022 m/s. The moon is 3.48 x 108 m. Assume the…

A: Given, The speed of moon is 1022 m/s the moon is at 3.48 x 10^8 m here we can assume the moon’s…

Q: A 150-g ball at the end of a string is revolving uniformly in a horizontal circle of radius 0.600 m.…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A cyclist on a circular track is travelling at 20 ft/sec. His speed in the tangential direction…

A: Given data: Velocity of the cyclist, V=20 ft/s Acceleration in the tangential direction, at=4 ft/s2…

Q: object moving in a circular trajectory experiences both centripetal and tangential accelerations.…

A: Given: An object moving in a circular trajectory experiences both centripetal and tangential…

Q: A hiker is located on top of Mt. Everest which is at 8, 848 m from sea level. Assuming that the…

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Q: A person swings a rock around on a string, causing it to sweep out in a circle of radius 0.53 m. If…

A: For the given case, Acceleration experience by rock due to uniform circular motion is known as…

Q: On an amusement park ride, passengers are seated in a horizontal circle of radius 7.79 m. The ride…

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Q: Each of the space shuttle's main engines is fed liquid hydrogen by a high-pressure pump. Turbine…

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Q: The blade of a modern wind turbine is usually around 55 m long (radius = 27.5 m). If the blade…

A: Given data as per question Radius of turbine =27.5 m calculations 11.29 revolution =1 minute=60 s1…

Q: The tallest Ferris wheel in the world is located in Singapore. Standing 42 stories high and holding…

A: Given Diameter D = 150 m Duration T = 30 min = 30 x 60 = 1800 s

Q: A car is driven at constant speed over a circular hill with the radius R-50m. The mass of the car is…

A: The given data are: R=50 mm=90 kgv=20 m/s Here, R denotes the radius, m denotes the mass, and v…

Q: A plane is traveling at V= 100 m/s following the arc of a vertical circle of radius R. At the top of…

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Q: 1) Computer-controlled display screens provide drivers in the Indianapolis 500 with a variety of…

A: 1) v= 98.8 m/s , ac= 3(g)= 3(9.8)= 29.4 m/s2  2) a= 6.25×103(g) = 6.25 × 103×9.8 m/s2  r= 5cm

Q: The earth rotates once per day about an axis passing through the north and south poles, an axis that…

A: Radius of earth (R)=6.38×106 m Latitude (θ)=33o

Q: The earth rotates once per day about an axis passing through the north and south poles, an axis that…

A:

Q: The Earth has a mass of 5.97 * 1024 kg and the Sun has a mass of 2.00. * 1030 kg. If they are…

A: The required force between the earth and Sun is,

Q: Imagine you are on an amusement park and on a train ride. At some point the train ride follows a…

A: The expression for the centripetal acceleration is

Q: The cars on an amusement park ride travel at a constant speed velocity at 4.0 m/s on a circular…

A: Given Data: The constant velocity of a car is, v=4.0 m/s The radius of a circular track is, r=4.0 m…

Q: A 50-kg child riding a Ferris wheel (radius = 10 m) travels in a vertical circle. The wheel…

A: Given Mass of child =50Kg radius of ferris wheel=10m time period of revolution T=10s     concept:…

Q: 29 An amusement park ride moves a rider at a constant speed of 14 meters per second in a horizontal…

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Q: An object moves in a circle. If the mass is tripled, the speed halved and the radius unchanged then…

A: When a body experiences a circular motion, it experiences a centripetal force towards center.…

Q: A hawk flies in a horizontal arc of radius 13.3 m at a constant speed 3.20 m/s. (a) Find its…

A: Radius of the horizontal arc, r = 13.3 m Speed, v = 3.20 m/s Centripetal acceleration is given by-…

Q: A boy is standing inside a train moving with a constant velocity of magnitude 10 m/s. He throws a…

A: Given:) speed of train(vx)=10 m/s upward speed of ball(vy)=5 m/s to find:) radius of curvature of…

Q: A race car starts from rest on a circular track of radius 632m. The cars speed increases at the…

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Q: A runner taking part in the 200 m dash must run around the end of a track that has a circular arc…

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Q: A particle, moving in a circle of radius 10 cm with a uniform speed, completes a revolution in 4…

A: Radius of the circle r=10 cm Number of revolutions /4 s is 1 Number of revolutions /second is ω=14 1…

Q: In uniform circular motion, Select one: a. the velocity always points towards the center of the…

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Q: The earth rotates once per day about an axis passing through the north and south poles, an axis that…

A: r=6.38×10^6m θ=28°

Q: The earth rotates once per day about an axis passing through the north and south poles, an axis that…

A: Given: Radius of Earth R=6.38×106 m. Rotation time period of Earth T=24 h=86400 s.

Q: Is it possible for an object moving around a circular path to have both centripetal and tangential…

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Q: A tennis ball connected to a string of radius 0.80 m is spun around in a vertical, circular path at…

A: Given, Radius=0.80m Speed=2.5m/s

Q: 26- In how many seconds does an object moving with a centripetal acceleration of 16 m/s on a…

A: Given : Centripetal acceleration ac=16 m/s2 Radius of circular orbit R= 14 m Time period T=?

Q: A 150-g ball at the end of a string is revolving uniformly in a horizontal circle of radius 0.600 m.…

A: Given: The mass of the ball is 150 g. The radius of the circle is 0.600 m. The number of revolutions…

Q: A car enters a right turn that is 90◦ and part of a circle of radius r. The car exits the turn after…

A: The centripetal acceleration is given by,