An 19.2-cm-long bicycle crank arm, with a pedal at one end is attached to a 20.6-cm-diameter sprocket, the toothed disk around which the chain moves. A cyclist riding this bike increases her pedaling rate from 57 rpm to 86 rpm in 10.7 s. What is the tangential acceleration of the pedal?
Answers: 2
Physics, 21.06.2019 18:30
Which property of fossils allow scientists to determine the relative rock ages..
Answers: 1
Physics, 22.06.2019 08:00
Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.
Answers: 3
Physics, 22.06.2019 10:30
Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?
Answers: 3
Physics, 23.06.2019 13:30
A750 n force is applied to an object. if the object travles with a constant velocity of 18.2 m/s calculate the power exerted by object
Answers: 1
An 19.2-cm-long bicycle crank arm, with a pedal at one end is attached to a 20.6-cm-diameter sprocke...
Mathematics, 01.04.2021 16:50
Mathematics, 01.04.2021 16:50
Mathematics, 01.04.2021 16:50
History, 01.04.2021 16:50
Mathematics, 01.04.2021 16:50
Mathematics, 01.04.2021 16:50
Arts, 01.04.2021 16:50
History, 01.04.2021 16:50
Mathematics, 01.04.2021 16:50
Mathematics, 01.04.2021 16:50
History, 01.04.2021 16:50
English, 01.04.2021 16:50
Social Studies, 01.04.2021 16:50