A 50 kg student stands on a 4 kg skateboard at rest. The student catches a 9 kg backpack moving with a horizontal speed of 2 m/s in the direction the skateboard is free to roll. How fast will the student and the skateboard move after catching the backpack, assuming friction is negligible? Round your final answer to the hundredths place.​
Answers: 1
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 03:00
If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?
Answers: 2
Physics, 22.06.2019 14:30
What was the first instrument to ever record an earthquake?
Answers: 1
A 50 kg student stands on a 4 kg skateboard at rest. The student catches a 9 kg backpack moving with...
English, 27.01.2020 10:31
Advanced Placement (AP), 27.01.2020 10:31
History, 27.01.2020 10:31
Mathematics, 27.01.2020 10:31
Mathematics, 27.01.2020 10:31
History, 27.01.2020 10:31
Biology, 27.01.2020 10:31
Physics, 27.01.2020 10:31
Biology, 27.01.2020 10:31
English, 27.01.2020 10:31
Geography, 27.01.2020 10:31