Physics, 18.12.2020 19:50 sabrinachambers444
A mover's dolly is used to pull a 115 kg refrigerator up a ramp
into a house. The ramp is 2.10 m long and rises 0.850 m. If
1042 J of work is done, what is the exerted force?
Answers: 3
Physics, 21.06.2019 21:30
Aparticle with mass 1.81×10−3 kg and a charge of 1.22×10−8 c has, at a given instant, a velocity v⃗ =(3.00×104m/s)j^. what are the magnitude and direction of the particle’s acceleration produced by a uniform magnetic field b⃗ =(1.63t)i^+(0.980t)j^?
Answers: 2
Physics, 22.06.2019 06:00
Explain earth's motion, using the terms "precession" and "rotation" in your answer.
Answers: 1
Physics, 22.06.2019 12:00
Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?
Answers: 1
Physics, 22.06.2019 19:20
Which best describes the difference between internal and thermal energy?
Answers: 1
A mover's dolly is used to pull a 115 kg refrigerator up a ramp
into a house. The ramp is 2.10 m lo...
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