Physics, 31.03.2021 19:30 samantha9430
2. A 220 g ball travelling East with a velocity of 4.2 m/s, collides with a 300 g ball at rest. A glancing
collision occurs and the ball that was at rest is now moving with a velocity of 2.1 m/s [E 40ᵒ S].
Determine the velocity (and direction) of the other ball. [6]
Answers: 2
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As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.
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Which composition of water moves to begin a deepwater current?
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A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.
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2. A 220 g ball travelling East with a velocity of 4.2 m/s, collides with a 300 g ball at rest. A gl...
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