QUESTION 3 Through which of these media do sound waves travel most slowly?
A. air
B. iron <...
Answers: 1
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1400 kg car has a speed of 27 m/s. if it takes 7 s to stop the car, what is the impulse and the average force acting on the car?
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How is the ideal mechanical advantage of a wheel and axle calculated?
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Physics, 23.06.2019 02:30, roseemariehunter12
Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. a-if a bearing needs 4.0 s to solidify enough for impact, how high must the tower be? b- what is the bearing's impact velocity?
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