Physics, 19.11.2019 13:31 ghwolf4p0m7x0
Abus travels north on some busy city streets for 2.5 km, and a trip that takes 9 minutes. at one point in the trip, the bus is stopped at a red light. what is it's instantaneous velocity in m/s? at another point, the bus travels at a constant speed of 18m/s. what is its instantaneous velocity?
Answers: 2
Physics, 21.06.2019 15:00
Aparticle moves according to a law of motion s = f(t), 0 ≤ t ≤ 12, where t is measured in seconds and s in feet. f(t) = cos(πt/6) (a) find the velocity at time t (in ft/s).
Answers: 3
Physics, 22.06.2019 14:00
Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car
Answers: 1
Physics, 22.06.2019 15:30
At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.
Answers: 1
Abus travels north on some busy city streets for 2.5 km, and a trip that takes 9 minutes. at one poi...
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