When a supertanker is brought to a stop, its engines are typically cut off about 25 km from port. Why is it so difficult to stop or turn a supertanker?

Q: Difference between centripetal and centrifugal forces? Give real life examples,

A: Centripetal force is defined as the component of force acting on an object in curvilinear motion…

Q: 10. Can the following be reasonably modeled as a central force with constant r? a. A ball on a…

A: a) The motion can be modeled as central force with constant r. yes. b)The motion can be modeled as…

Q: A child sitting 1.20 m from the center of a merry go round moves with a speed of 1.30 m/s. Calculate…

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Q: When a supertanker is brought to stop, its engine are typically cut off about 25km from port. Why is…

A: A supertanker has a very large momentum even if it is oving very slow, because of its very high…

Q: A car is moving along a curved road with a radius of 9m. If the curve is banked at 9 degrees, what…

A: Given: Radius r = 9 m Angle θ = 9o To determine: Velocity v. Formula used: v=rgtanθ Here, g is the…

Q: A 429 kg roller coaster is at the bottom of a loop with a radius of 10m. If the speed at the bottom…

A: In circular motion,  Net force = centripetal force (mv^2/r)  V = speed at that point R = radius M =…

Q: What effect does the speed of stopper have on the centripetal force?

A: Centripetal force is the force acting on a body when it moves along a curved path.

Q: Calculate the centripetal force (in N) on the end of a 40 m (radius) wind turbine blade that is…

A:

Q: whirl a 75kg weight on a 1.8m rope. the weight makes 1 revolution in one second. A. what is the…

A: mass = 75 kg length of rope = 1.8 m Time period of 1 revolution = 1 second

Q: What is the ideal speed to take a 100.0-m-radius curve banked at a 20.0° angle?

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Q: Engineers are trying to create artificial “gravity” in a ring-shaped space station by spinning the…

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Q: A 359 kg roller coaster is at the bottom of a loop with a radius of 10m. If the speed at the bottom…

A: Newton's second law is a quantitative description of the changes that a force can produce on the…

Q: A 4,000 pound car travels at 30 miles per hour on a circular path of radius 100. feet. In order to…

A: Given Mass of the car is m=4000 pound=4000×0.4536 kg=1814.4 kg Speed of the car is v=30 mil1…

Q: centripetal force (in N) on the rock.

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Q: A roller-coaster car has a mass of 500 kg when fully loaded with passengers. At the bottom of a…

A: (given) Mass (m) of roller coaster car = 500 kg   Radius (R) of circular dip = 40 m Speed (v) of the…

Q: For an orbiting space station, ideally, the occupants would experience simulated gravity. One way to…

A: When the orbiting space station moves on the circular path with some velocity, then there will the…

Q: What is acceleration due to gravity at the equator and at the poles of the earth?

A: The value of ‘g’ is maximum at the poles. .

Q: An asteroid exerts a 360-N gravitational force on a nearby spacecraft. If the spacecraft moves to a…

A: Given that , F1=360 N                      r1 = r                      r2 = 3r

Q: A roller coaster used centripetal forces to keep the train against the track. What is the minimum…

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Q: Why is it that if the centripetal force on an object increases, its acceleration increases? O ts…

A: Let the centripetal force = F  Let the mass of object in motion = m  Let the velocity of object = v…

Q: If a 1,000-kg car is traveling at 20.0 m/s when it reaches the bottom of a circular hill of radius…

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Q: You have two identical 50,000 kg asteroids whose centers of mass are separated by 1000 m.  How much…

A: According to Newton's Law of universal gravitation, the force of attraction between two bodies is…

Q: Write some differences between centripetal and centrifugal force with diagrams?

A: We Now consider a partical of mass 'm'in moving in a circular orbit ofradius R , with velocity v…

Q: Calculate the centripetal force (in N) on the end of a 52 m (radius) wind turbine blade that is…

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Q: Are we accelerating as a consequence of the Earth spinning on its axis

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Q: If the jet is moving at a speed of 840 km/h at the lowest point of the loop, determine the minimum…

A: Given data: Speed of the get (v) = 840 km/h                                  =840*(5/18) m/s…

Q: A car is moving along a curved road with a radius of 9m. If the curve is banked at 9degrees, what is…

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Q: A 2.27 grams coin placed in 19.57 cm  from the center of a rotating, horizontal turntable slips when…

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Q: Since the Moon is gravitationally attracted to earth, why doesn't it simply crash into Earth?

A: The moon does not fall on the earth because:

Q: Calculate the centripetal force exerted on a 900 kg car that negotiates a 500 m radius curve at 25.0…

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Q: Calculate the centripetal force (in N) on the end of a 55 m (radius) wind turbine blade that is…

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Q: If a carousel goes around once every 30 seconds, and has a radius of 5.7 meters, what is the…

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Q: The centripetal force on a car rounding a curve on a level road is provided by O The torque applied…

A: Question What provides the Centripetal force on a car rounding a curve on a level road?

Q: If you are experiencing a force of 500N against your seatbelt as you turn a corner(radius of the…

A: Given that The force against your seat belt F = 500 N The radius of the curve r = 30 m Mass is your…

Q: ?

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Q: Calculate the centripetal force (in N) on the end of a 53 m (radius) wind turbine blade that is…

A: The formula for centripetal force is F=mω2r. Where 'm' is the mass, ω is the angular velocity, and…

Q: Adam is swirling a 200 g ball that is attached to a cord of 60 cm long. If the ball is revolving in…

A:

Q: If a satellite is in circular orbit above the Earth is continously falling why does it not quickly…

A: When a satellite does not fall quickly, there will be two forces working on it. One is gravity force…

Q: Why doesn't the force of gravity change the speed of a satellite in circular orbit?

A: The gravitational force can’t change the speed of a satellite in circular orbit because the…

Q: A proposed space station includes living quarters in circular ring 47.5 m in diameter. At what angle…

A: Given: The diameter of the circular ring, d = 47.5 m.

Q: The centripetal force acting on a mass in a circular motion is given by F = m°rw^2. What does w…

A: Given F = m × r × ω2 We have to choose the correct option from given options

Q: An automobile of mass 1500 kg, moving at a speed of 54 km.p.h. traverses a sag in the road. The sag…

A: At the lowest part of the slag, the forces acting on the automobile are as shown. Here, FN is the…

Q: If you change the speed of rotation, what would happen to the centripetal force?

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Q: Modern roller coasters have vertical loops like the one shown in the figure below. The radius of…

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Q: A frictionless curve of radius 100 m, banked at an angle of 45°, a car may be safely negotiated at a…

A: Radius of the curve r=100 m Angle of bank θ=450 Acceleration due to gravity g=9.8 m/s2 The maximum…

Q: Calculate the centripetal force exerted on an 1100 kg car that negotiates a 620 m radius curve at…

A: Given : mass of car, m = 1100 kg  radius of curve, R = 620 m  speed of car, v = 13 m/s

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!