What centripetal force is needed to keep a kg object moving at a constant speed of ms in a circle having a radius of 4 m?

What centripetal force is needed to keep a kg object moving at a constant speed of ms in a circle having a radius of 4 m?
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Two bodies of equal mass are moving in circular paths at equal speed. The first body moves in a circle whose radius is twice as great as that of the second. The ratio of the centripetal or radial acceleration of the first body to that of the second is: w) 1 to 4 x) 1 to 3 y) 1 to 2 z) 1 to 1

Description : Two bodies of equal mass are moving in circular paths at equal speed. The first body moves in a circle whose radius is twice as great as that of the second. The ratio of the centripetal or radial acceleration of the first body to that of the second is: w) 1 to 4 x) 1 to 3 y) 1 to 2 z) 1 to 1

Last Answer : ANSWER: Y -- 1 TO 2

In order to keep a body moving in a circle, there exists a force on it that is directed toward the center of the circle. This force is known aA. Centrifugal force B. Centripetal force C. Gravitational Force D. magnetic forces

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Centripetal force is dependent on three factors, the odd one out of these factors is A. Mass of the rotating object B. Speed of the rotating object C. Volume of the rotating object D. Path radius

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Our weight, as measured by the spring weighing machine is equivalent of A. The total gravitational force that Earth exerts on us B. The total centripetal force required to keep us moving on Earth's axis C. The total gravitational force that Earth exerts on us + The total centripetal force required to keep us moving on Earth's axis D. The total gravitational force that Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis

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A particle is moving in a uniform circular motion with constant speed v along a circle of radius r. The acceleration-of the particle is – (1) zero (2) V/r (3) V/r² (4) V²/r

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When the speed of a train moving on a circular track is doubled, the centripetal force acting on the train does one of the following. Does the force: w) remain the same x) increase by a factor of 2 y) increase by a factor of 4 z) increase by a factor of 8

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