Explain how does the rotation of the Earth make a body weigh more at the poles than at the equator.

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: he radius and the mass of the rotating object are held constant, does increasing the centripetal…

A: Force is required to make an object move. Force acts differently on objects depending on the type of…

Q: If Earth were hollow bur still had the same mass and same radius, would your weight in your present…

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Q: A 1.5 kg mass is attached to a massless string and is being rotated in a vertical circle. The ength…

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Q: As the 200g mass falls while the disk is accelerating, does the tension in the string equal the…

A: According to Newtons second law , the net acceleration acting on an object is calculated by using…

Q: A model airplane with mass 0.85 kg is tethered by a wire so that it flies in a circle 0.08 km in…

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Q: A gramophone disc rotates at 60 rpm. If coin of mass 18 g is placed at a distance of 8 cm from the…

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Q: A 75 kg man weighs himself at the north pole and at the equator. Which scale reading is higher? By…

A: A man who has mass 75 Kg.

Q: When you whirl a can at the end of a string in a circular path, what is the direction of the force…

A: When you whirl a can at the end of a string in a circular path, the direction of the force exerted…

Q: Why is a body weightlessness at the centre of the Earth? Explain.

A: Weight of the body at any point,

Q: Calculate the tension in a horizontal string that whirls a 2-kg toy in a circle of radius 2.5 m when…

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Q: Determine the velocity that a car should have while traveling around a frictionless curve of radius…

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Q: Because of Earth’s rotation about its axis, you weigh slightlyless at the equator than at the poles.…

A: Let the actual weight of the person is v.

Q: Calculate the centripetal force (in N) on the end of a 42 m (radius) wind turbine blade that is…

A: Given, Radius, r= 42 m, angular velocity, ω=0.7 rev/s=4.398 rad/s, and mass, m= 7 kg.

Q: Is there a torque about the Moon’s center of mass when the Moon’s long axis is aligned with Earth’s…

A: Earth’s gravity pulls the Moon at its center of gravity. However, Moon’s center of gravity is…

Q: Calculate the centripetal force (in N) on the end of a 57 m (radius) wind turbine blade that is…

A: Solution: Given that radius = 57 m rotating at 0.6 rev/s m = 6 kg

Q: A circulary moving object requires centripetal force. What supplies this force for satellites that…

A: The centripetal force is given by

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: You decide to visit Santa Claus at the north pole to put in a good word about your splendid behavior…

A: Given values:Tension in the rope, T = 455 NKnown values:Acceleration due to gravity, g = 9.8…

Q: The earth is closer to the sun in November than in May. In which of these months does it move faster…

A: We are allowed to answer only the primary question. For solutions to other questions, please re-post…

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: A person standing at the North Pole has no acceleration due to the Earth’s rotation. This means that…

A: Given, F = 180 lb =801 N Thus, the mass: m=Fg=8019.8=81.73 kg

Q: 8. 31.0° should be driven if the road were frictionless. Calculate the speed at which a 100.0-m…

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Q: It is possible to spin a bucket of water in a vertical circle and havenone of the water spill when…

A: Introduction: The given situation of bucket of water spun in a vertical circle is an example of…

Q: Sam (36 kg mass including same and his seat) is in a carnival ride that is swinging riders in…

A: Given :     Mass, m = 36 kg     radius of circular path , r = 12 m     Angle, θ = 300

Q: a. reaction force to your weight when you are standi on the flor b. An astronaut on the…

A: Since you have asked more than three questions we would only solve the first three, according to our…

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: A circular loop or a bicycle cannot remain stable in vertical position, when at rest. However when…

A: Because, when the bicycle is moving, all the rider needs to do in order to restore balance is to…

Q: In an amusement park, a cylinder rotates with 30 rpm and it creates centripetal force on a boy with…

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Q: A 30.0-g ball at the end of a string is swung in a vertical circle with a radius of 25.0 cm. The…

A: Given quantities: mass of the ball (m) = 30 g = 0.03 kg radius of the vertical circle (r) = 25 cm =…

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: Two spheres A and B of mass 7.0 kg and 8.3 kg respectively are separated by a distance of 0.50 m.…

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Q: Calculate the normal force at the BOTTOM and at the TOP of the vertical loop given the car maintains…

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Q: Why are turns on a racetrack banked? Imagine a turn in the road has a radius of curvature of…

A: Why are turns on a racetrack banked?   banked turns are needed to maintain greater speeds onto and…

Q: Is there a real force that throws water from clothes during the spin cycle of a washing machine?…

A: Washing machine

Q: The centers of a 15 kg lead ball and a 80 g lead ball are separated by 13cm. What gravitational…

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Q: The occupant inside a rotating space habitat of the future feels that she is being pulled by…

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Q: On a frictionless inclined, uniform, circular track the only force keeping a car moving around the…

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Q: Calculate the friction (in N) acting on a car's wheel while taking a flat curved road of radius 500…

A: Friction force provided necessary centripetal force in a circular road     FS =  m v2  /  R   FS =…

Q: located 0.85 m left of the center of the bar. Blocks 2 and 3 are located at 0.25 m and 0.50 m right…

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Q: A Lincoln Continental and a Yugo are making a turn. The Lincoln is four times more massive than the…

A: The equation for the centripetal force is given as,

Q: 15.Calculate the centripetal force at the end of a 98 m wind turbine blade that is rotating at 1.3…

A: The expression for the force F is,