Physics, 30.08.2019 14:30 stalley1521
Suppose a certain car supplies a constant deceleration of a meter per second per second. if it is traveling at 90km/hr. when. the brakea are applied, its stopping distance is 50 metres. i) what is a (ii) what would be the stopping distance if the car had been traveling at 54km/hr when the branches were applied? (iii) at what speed is the car traveling when the branches are applied if the stopping distance is 56 metres
Answers: 1
Physics, 22.06.2019 12:30
Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.
Answers: 2
Physics, 22.06.2019 16:30
Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
Answers: 2
Physics, 22.06.2019 19:00
Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?
Answers: 1
Physics, 22.06.2019 19:30
Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
Answers: 1
Suppose a certain car supplies a constant deceleration of a meter per second per second. if it is tr...
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