9) Cars A and B shown are approaching an overpass with a constant velocity. A has a speed of 50 km/h and is 1.0 km from the intersection at a given instant. At the same time, B is traveling at a speed of 75 km/h and is 0.5 km from the intersection. Determine the VA relative position and relative velocity of B with respect to A at any time t. A 10) For the cars in problem 9, determine the time t when the distance between the cars is a minimum. B

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q9
9) Cars A and B shown are approaching an overpass
with a constant velocity. A has a speed of 50 km/h and
is 1.0 km from the intersection at a given instant. At
the same time, B is traveling at a speed of 75 km/h
and is 0.5 km from the intersection. Determine the
relative position and relative velocity of B with respect
to A at any time t.
A
VA
3
10) For the cars in problem 9, determine the time t when the distance between the
cars is a minimum.
Page 2 of 2
Transcribed Image Text:9) Cars A and B shown are approaching an overpass with a constant velocity. A has a speed of 50 km/h and is 1.0 km from the intersection at a given instant. At the same time, B is traveling at a speed of 75 km/h and is 0.5 km from the intersection. Determine the relative position and relative velocity of B with respect to A at any time t. A VA 3 10) For the cars in problem 9, determine the time t when the distance between the cars is a minimum. Page 2 of 2
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