Physics, 18.03.2021 02:20 lilyella06
A baseball is travelling towards a player's bat with a speed of 40.0 m/s. After being hit by the bat, the baseball is travelling with a speed of 45.0 m/s in the opposite direction of the initial velocity. Calculate the impulse imparted to the baseball.
Answers: 3
Physics, 21.06.2019 16:00
Six solutions are made, each with a y concentration of 1.0 Ξm and varying concentrations of ab as shown below. based on the concentrations, rank the solutions in decreasing order of reaction rate.
Answers: 2
Physics, 22.06.2019 18:30
Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s.when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?
Answers: 3
A baseball is travelling towards a player's bat with a speed of 40.0 m/s. After being hit by the bat...
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