Physics, 19.04.2021 21:30 audjwood67
2. Assume the height of the roller coaster (see fig) is y = 40 m (take the reference point, y = 0, as the bottom of the coaster hill). If the car starts from rest at point A, what is the speed of the car at the bottom of the hill?
3. What is the speed of the car when it reaches point B?
PICTURE IS BELOW ATTACHED
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Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value
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Atypical jetliner lands at a speed of 146 mi/h and decelerates at the rate of (10.4 mi/h)/s. if the jetliner travels at a constant speed of 146 mi/h for 1.5 s after landing before applying the brakes, what is the total displacement of the jetliner between touchdown on the runway and coming to rest?
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Q1=-2.00x10^-5 c, q2=+3.80x10^-6 c, q3=+5.30x10^-5 c. what is the electric potential energy for charge q2? between q1 and q2: 1.15m between q2 and q3: 2.88m
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2. Assume the height of the roller coaster (see fig) is y = 40 m (take the reference point, y = 0, a...
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