Physics, 02.03.2021 06:00 carolin7493
*Urgent*
(Part 1)
A merry-go-round rotates at the rate of 0.4 rev/s with an 99 kg man standing at a point 2.5 m from the axis of rotation. What is the new angular speed when the man walks to a point 1 m from the center? Consider the merry-go-round is a solid 73 kg cylinder of radius of 2.5 m. Answer in units of rad/s.
(Part 2)
What is the change in kinetic energy due to this movement? Answer in units of J.
Answers: 2
Physics, 22.06.2019 23:00
The gun from the crime scene shows tool marks where the serial numbers are ground off. there are also tool marks on the bullets left behind. what information can the tool marks on the bullets and gun provide about the crime? what type of evidence does this information provide, individual or class?
Answers: 1
Physics, 23.06.2019 02:30
If jason ii needs 15 kw of power at 300 volts to operate, what amperage of current must flow through the cable?
Answers: 2
Physics, 23.06.2019 02:50
Acharged particle moves in a circular path in a uniform magnetic field.which of the following would increase the period of the particle's motion? check all that apply.increasing its chargeincreasing its massincreasing the field strengthincreasing its speed
Answers: 1
Physics, 23.06.2019 08:30
Amoving freight car collides with an identical one that is at rest. if momentum is conserved, what happens to the second car after the collision? it attains the same speed as the first car. it moves at half the speed of the first car. it moves at twice the speed of the first car.
Answers: 3
*Urgent*
(Part 1)
A merry-go-round rotates at the rate of 0.4 rev/s with an 99 kg man s...
A merry-go-round rotates at the rate of 0.4 rev/s with an 99 kg man s...
Mathematics, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Physics, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Spanish, 30.06.2021 19:50
English, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50
Geography, 30.06.2021 19:50
Mathematics, 30.06.2021 19:50