Physics, 12.09.2019 20:30 eagles2286
If a ball is thrown straight up into the air with an initial velocity of 95 ft/s, its height in feet after t second is given by y=95t−16t2. find the average velocity for the time period beginning when t=1 and lasting(i) 01 seconds: (ii) 001 seconds: (iii) 0001 seconds: finally based on the above results, guess what the instantaneous velocity of the ball is when t=1.
Answers: 3
Physics, 22.06.2019 08:30, 2021arabellacorsino
An object weigh 40n in air ,weigh 20n when submerged in water, and 30n when submerged in a liquid of unknown liquid density. what is the density of unknown of liquid?
Answers: 1
Physics, 22.06.2019 13:00, help1572
Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?
Answers: 1
If a ball is thrown straight up into the air with an initial velocity of 95 ft/s, its height in feet...
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