If I had a string and a weight on the end of the string, and I swung it over my head so there was uniform circular motion in the horizontal direction, how does the size of the tension on the weight compare to the force on my hand?

Q: Assuming the earth to be a sphere of uniform mass density, how much would a body weigh half way down…

A: The acceleration due to gravity at depth inside the earth surface is given by the relation,

Q: he axles and wheel bearings of the car to be  ?=0.015μ=0.015 .  If the car let's off the…

A: Given:-  It takes the car 800 meters to roll to a stop (without using the breaks), The coefficient…

Q: A 60.31g mass on the end of a 12.2cm string is rotated in a vertical circle. Determine the rotation…

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Q: The centripetal force of an object of mass m is given by F(r) = mv²/r, where v is the speed of…

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Q: Ex. 45 : A string of length 2 m just breaks when a weight of 10 kg is suspended from it. A body of…

A: To find- Number of revolution per minute (n)=? Given- The tension in the string T=10 x 9.8 N Radius…

Q: A spacecraft on a future mars mission uses a rotating cylinder with an interior radius of 240 m to…

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Q: The sketch shows a conical pendulum. The bob swings in a circular path. The tension T and weight W…

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Q: You drive down the road at 38 m/s (86 mi/h) in a car whose tires have a radius of 38 cm. (a) What…

A: Given that, the value of radius and velocity. Then We have to determine the value of given parts.

Q: Find the area in m^2 and the coordinates of the center of gravity of a flat figure in m with an…

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Q: Assuming the earth to be an oblate spheroid, so that the distance from the center to the equator is…

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Q: A body of mass 1 kg is tied to a string and revolved in horizontal circle of radius 1 m. Calculate…

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Q: ball of mass 1 kg is attached to an inelastic string of length 500 mm. Find the tension in the…

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Q: A pulsar is a rapidly rotating neutron star that emits a radio beam the way a lighthouse emits a…

A: Given Period of rotation for pulsar = T = 0.0985 s Increase rate = 7.64 x 10-8 s/y To find out…

Q: A sample of blood is placed in a centrifuge of radius 20.0 cm. The mass of a red blood cell is 3.0 ✕…

A: Given that Radius of the centrifuge R = 20.0 cm Mass of the RBC is m = 3.0 × 10-16 kg The magnitude…

Q: If the mass of the moon is about one-ninth that of Earth and the distance between the centres is d,…

A: Mass of earth = M Mass of moon = m Let the distance between the earth and moon = d It is given that…

Q: The rotation of the earth causes a centrifugal effect on a mass near the surface of the earth. This…

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Q: A blob of mass m = 0.50 kg is moving at a constant speed in uniform circular motion within a…

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Q: A mass m rotates at constant speed v at a radius of R from the orational axis. A force F provides…

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Q: rock tied to the end of string swings in a circle 8/pi radians. If the length of the string 0.40…

A: Given Length of the string (R) = 0.40 mAngle moved (θ) = 8/π  rad

Q: A stone is released from rest from the top of a vertical tower of height of H to the Earth's north…

A: Calculate the time (t)  Given:H (height)= 197m g (acceleration due to gravity .= (approximately…

Q: A 5 kg mass is attached to a massless string and is being rotated in a vertical circle. The length…

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Q: (a) A 22.0 kg child is riding a playground merry-goround that is rotating at 40.0 rev/min. What…

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Q: A vehicle with wheels of a radius 11 meters drives in a road at an 26 mph speed. Calculate the…

A: Given data: The radius of the wheel of the vehicle is, r= 11 m The speed of the vehicle is, v= 26…

Q: the circular motion experiment with constant acceleration performed on an air table, the mass of the…

A: Angular velocity (w) at t=3 sec =?

Q: A 52 kg person on a merry-go-round is traveling in a circle with a radius of 2 m at a speed of 1…

A: Given: Mass of the person = 52 Kg The radius of the circle = 2m Speed of the merry go round = 1 m/s…

Q: A sample of blood is placed in a centrifuge of radius 20.0 cm. The mass of a red blood cell is 3.0 x…

A: Q. Given data Mass of Red blood cell m = 3.0 × 10-16 kg Radius of the centrifuge R = 20.0 cm = 0.20…

Q: A body above the surface of the earth is pulled toward the center of the earth with a force…

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Q: An astronaut hangs on to a handrail on the rim of a disk-shaped space station that has a radius of…

A: (a) Write the formula for the linear velocity.

Q: (a) What is the acceleration due to gravity on the surface of planet X? (b) An interstellar…

A: The planet X has radius 2.4 times the radius of the Earth and 1.7 times of the Earth's…

Q: A small metal cylinder rests on a circular turntable that is rotating at a constant speed as…

A: Mass of cylinder = m = 0.2 0kgcoefficient of static friction =  = 0.080radius = r = 0.15 m To…

Q: How long would a day be if the Earth were rotating so fast that objects at the equator were…

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Q: A centrifuge of radius 1.1 m is rotated at 920 revolutionns per minute. What is the force on a…

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Q: A mass 0.1 kg is rotated in a vertical circle using the cord of length 1 m, when the cord makes an…

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