naansah39502 naansah39502

16-12-2022
Physics

Answered

one end of a string is attached to a ball, with the other end held by a student such that the ball is swung in a horizontal circular path of radius rr at a constant tangential speed. at a later time, the tension force exerted on the ball remains constant, but the length of the string is decreased to r4r4. what is the new tangential speed of the ball

Answer :

Other Questions

A 1.50-kilogram object moves in a horizontal circular path with a radius of 0.15 meter at a constant speed of 2.25 meters per second. What is the magnitude of t

A 3.0 kg object is moving in a circular path with a speed of 4.5 meters per second. If the radius of the circle is 0.25 meters, what is the force acting on the

A spring is compressed so that it has 7.2 J of elastic potential energy. A 0.3 kg ball is placed on top of the spring. a. When the spring is released, what vel

4. A violin string is 50cm long. If the speed of sound in the string is equal to 1400 m/s, draw the string vibrating in its first and third harmonics. What woul

a 55.0-kg ice skater is moving at 4.00 m/s when she grabs the loose end of a rope, the opposite end of which is tied to a pole. she then moves in a circle of ra

A 2-kg pail is attached to a cable and raised upward with a constant speed of 1.5 m/s.

a man does 4,755 j of work in the process of pushing his 3.00 103 kg truck from rest to a speed of v, over a distance of 27.0 m. neglecting friction between tru

in certain ranges of a piano keyboard, more than one string is tuned to the same note to provide extra loudness. for example, the note at 110 hz has two strings

2 The speed-time graph shows the movement of a car. speed 0 0 T time Which feature of the graph represents the distance travelled by the object whilst moving at

10. many amusement parks have rides that make vertical loops like the one shown below. for safety, the cars are attached to the rails in such a way that they ca