Two trains B and C, each 200 m in length, are traveling in the same direction on two parallel straight railway lines. At a certain instant B has a speed of 90 km/h and a deceleration of 0,1 m/s2 and C has a speed of 20 kim/h and an acceleration of 0,2 m/s and the front end of B is in line with the rear end of c. (a) How long will it take before B will just have passed C? (10) (by What is the velocity of B at that instant?
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Write the equation for momentum, first using symbols for the variables, then using words for the variables.
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Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c
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Two trains B and C, each 200 m in length, are traveling in the same direction on two parallel straig...
Mathematics, 27.10.2019 04:43
Mathematics, 27.10.2019 04:43
Physics, 27.10.2019 04:43