Physics, 22.11.2020 15:40 22nathanieltimms
1. A boy cycles continuously through a distance of 1.0km in 5 minutes. Calculate his average speed.
Answers: 3
Physics, 22.06.2019 08:50
You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a Γ b = 98k. what is the y-component of vector b?
Answers: 1
Physics, 22.06.2019 10:40
Two point charges are on the y axis. a 3.90-Β΅c charge is located at y = 1.25 cm, and a -2.4-Β΅c charge is located at y = β1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v
Answers: 1
Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
Answers: 3
Physics, 22.06.2019 12:30
Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground.what is his gravitational potential energy above the ground?
Answers: 1
1. A boy cycles continuously through a distance of 1.0km in 5 minutes. Calculate his
average speed....
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