Physics, 11.03.2021 08:10, myiacoykendall
A mass of 6.50 kg is suspended from a 1.31 m long string. it revolves in a horizontal circle. The tangential speed of the mass is 3.12 m/s. calculate the angle between the string and the vertical.
Answers: 1
Physics, 21.06.2019 16:30, minnie7760
Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )
Answers: 1
Physics, 22.06.2019 05:30, dashawn3rd55
Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.
Answers: 1
A mass of 6.50 kg is suspended from a 1.31 m long string. it revolves in a horizontal circle. The ta...
Mathematics, 26.11.2019 08:31
Mathematics, 26.11.2019 08:31