Physics, 08.12.2021 21:00 0Brittany0
A boy swings a rubber ball attached to a string over his head in a horizontal, circular path. The piece of string is 0.735 m long and the ball makes 159 complete turns each minute. What is the ball's centripetal acceleration?
Answers: 1
Physics, 21.06.2019 20:30
Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)
Answers: 2
Physics, 21.06.2019 23:30
Acoil formed by wrapping 80 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil makes an angle of 28.0° with the direction of the field. when the magnetic field is increased uniformly from 200 µt to 600 µt in 0.400 as, an emf of magnitude 80.0 mv is induced in the coil. what is the total length of the wire?
Answers: 3
Physics, 22.06.2019 22:00
Which of these is the best way to manage a natural resource
Answers: 3
Physics, 23.06.2019 00:50
Which of the following is not an appropriate unit for acceleration? (kg/12 mihr? m/min/sec cm/30c?
Answers: 2
A boy swings a rubber ball attached to a string over his head in a horizontal, circular path. The pi...
English, 18.03.2021 01:20
Mathematics, 18.03.2021 01:20
Biology, 18.03.2021 01:20
Social Studies, 18.03.2021 01:20
Mathematics, 18.03.2021 01:20
Mathematics, 18.03.2021 01:20
Mathematics, 18.03.2021 01:20
Chemistry, 18.03.2021 01:20
Mathematics, 18.03.2021 01:20