Which of the following must be happening if an object is in uniform circular
motion?
A. The o...
Physics, 30.10.2020 20:00 macylen3900
Which of the following must be happening if an object is in uniform circular
motion?
A. The objects speed must be changing
B. the objects centripetal acceleration must be changing
C. the objects velocity must be changing
D. the objects must be moving in a straight line
Answers: 3
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Ajoint produces movement when its angle decreases. which type of movement is it?
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The brightest star in the night sky in the northern hemisphere is sirius. its distance from earth is estimated to be 8.7 light years. a light year is the distance light travels in one year. light travels at a speed of 3.00 × 108 m/s. calculate the distance from earth to sirius in miles. (1 mi = 5280 ft) g
Answers: 2
Physics, 23.06.2019 01:40
(8%) problem 12. a bowling ball of mass mb 3 kg 's rolled down the lane with a velocity ofy-2/ m s lt strikes a single remaining pin mp 0.93 kg head on. after the collision the bowling ball has a velocity (in the same direction) of v2 1.1 m/s. = ▲ 33% part (a) write an expression for the velocity of pin in the horizontal direction after the impact, im ,, 33% part (b) what is the pins speed in ms? 33% part (c) assuming the coefficient of friction s μ,-0.1. how far in meters could the pin slide before stopping if it doesn't topple?
Answers: 1
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