Physics, 12.12.2019 04:31 Miguel1310

Consider a car travelling at 60 km/hr. if the radius of a tire is 25 cm, calculate the angular speed of a point on the outer edge of the tires. if the car takes 6 seconds to come to a stop, calculate the average angular acceleration of a point on the outer edge of the tires.

a.-0.11 rad/s 2
b. -40.0 rad/s 2
c. -2.78 rad/s^2
d. 11.1 rad/s 2

jack and jill have made up since the previous hw assignment, and are now playing on a 10 meter seesaw. jill is sitting on one end of the seesaw, while jack is some distance (d) from the fulcrum on the other side. if jack and jill have masses of 100 kg and 60 kg, respectively, where should jack sit in order to balance the seesaw?

a. 8 m from the fulcrum
b. 3 m from the fulcrum
c. not enough information.
d. 5 m from the fulcrum

Answers: 3

Show answers

Another question on Physics

Physics, 22.06.2019 03:00

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

Answers: 1

Answer

Physics, 22.06.2019 11:00

Need this now! do pilots live long

Answers: 1

Answer

Physics, 22.06.2019 11:00

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

Answers: 1

Answer

Physics, 22.06.2019 15:30

At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.

Answers: 1

Answer

You know the right answer?

Consider a car travelling at 60 km/hr. if the radius of a tire is 25 cm, calculate the angular speed...

Questions