Answers: 1
Physics, 22.06.2019 01:30
Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33
Answers: 2
Physics, 22.06.2019 07:00
Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?
Answers: 1
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
A body at rest is acted on by a constant net force of 80N and
moves 72m in 6 s. What is the mass of...
Mathematics, 25.02.2021 22:20
Computers and Technology, 25.02.2021 22:20
Mathematics, 25.02.2021 22:20
English, 25.02.2021 22:20
History, 25.02.2021 22:20
Mathematics, 25.02.2021 22:20
Mathematics, 25.02.2021 22:20
Physics, 25.02.2021 22:20