Physics, 23.01.2021 17:50 mrashrafkotkaat
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A baseball launches vertically at an initial velocity of 20 m/s after being hit a bat in the field. What height will the ball reach before coming back to the ground, neglecting air resistance?
what is the velocity of the ball at the top of its flight?
how long it will it take for the ball to reach the top of its flight?
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Which notation is used to represent an alpha particle? a. b. c. d.
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Two point charges are on the y axis. a 3.90-ยตc charge is located at y = 1.25 cm, and a -2.4-ยตc charge is located at y = โ1.80 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
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Physics, 22.06.2019 11:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
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Physics, 23.06.2019 02:30
Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.
Answers: 2
PLESE HELP M?? I REALLY APPRECIATE IT !! THANK YOU IN ADVANCE
A baseball launches vertically at an...
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