Physics, 30.07.2019 16:20 lukeramjitsingh
Acar battery with a 12 v emf and an internal resistance of 0.11 ฯ is being charged with a current of 56 a. what are (a) the potential difference across the terminals, (b) the rate pr of energy dissipation inside the battery and (c) the rate pemf of energy conversion to chemical form? when the battery is used to supply 56 a to the starter motor, what are (d) v and (e) pr
Answers: 3
Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 23:10
Ablue car pulls away from a red stop-light just after it has turned green with a constant acceleration of 0.5 m/s 2 . a green car arrives at the position of the stop-light 6.5 s after the light had turned green. if t = 0 when the light turns green, at what time does the green car catch the blue car if the green car maintains the slowest constant speed necessary to catch up to the blue car? answer in units of s.
Answers: 1
Physics, 22.06.2019 23:30
Sound travels slower in colder air that it does in warmer air. make a claim about the effect of air temperature on the speed of sound. support your claim with evidence
Answers: 3
Acar battery with a 12 v emf and an internal resistance of 0.11 ฯ is being charged with a current of...
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