4.7 When cars C and D stop on a two-lane bridge, the forces exerted by their tires on the bridge are as shown. Determine the total reactions at A and B when (a) a = 2.9 m, (b) a = 8.1 m. -12 m 3.9 kN 6.3 kN| 7.9 kN 7.3 kN C D\B A L-20m-| -2.6 m→ -2.8 m
4.7 When cars C and D stop on a two-lane bridge, the forces exerted by their tires on the bridge are as shown. Determine the total reactions at A and B when (a) a = 2.9 m, (b) a = 8.1 m. -12 m 3.9 kN 6.3 kN| 7.9 kN 7.3 kN C D\B A L-20m-| -2.6 m→ -2.8 m
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
![4.7 When cars C and D stop on a two-lane bridge, the forces exerted
by their tires on the bridge are as shown. Determine the total reactions at A
and B when (a) a = 2.9 m, (b) a = 8.1 m.
-12 m
3.9 kN
6.3 kN|
7.9 kN
7.3 kN
C
D\B
A
L-20m-|
-2.6 m→
-2.8 m](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5a1d3c22-9c9e-4944-ba32-366314521286%2F605e5fcb-746c-45c5-b31b-f6b9a2e1f08e%2Fbsl6njg.jpeg&w=3840&q=75)
Transcribed Image Text:4.7 When cars C and D stop on a two-lane bridge, the forces exerted
by their tires on the bridge are as shown. Determine the total reactions at A
and B when (a) a = 2.9 m, (b) a = 8.1 m.
-12 m
3.9 kN
6.3 kN|
7.9 kN
7.3 kN
C
D\B
A
L-20m-|
-2.6 m→
-2.8 m
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