The average speed of vehicles along a circular track is 36kmph , whose radius of a curvature is 20m. The banking angle required for the curve is
A. tan-1 (2)
B. tan-1 (1/2)
C. tan-1 (2/3)
D. tan-1 (3/2)
Answers
Answered by
10
Answer:
B)tan-1(1/2)
Explanation:
As in the case of banking of road,
tanx=v2/rg...............(v=speed of car,r=radius of curvature,g=10m/s2)
here,
v=36km/hr=10m/s
v=36km/hr=10m/sr=20m
v=36km/hr=10m/sr=20mg=10m/s2
.....
therefore,
tanx=(10)^2/20×10
tanx=1/2
i.e., x=tan-1(1/2)
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➤ The banking angle required for the curve?
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Anonymous:
Good :)
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