While deriving the equation for maximum velocity on a banked road inclined at an angle (theta) , why is the normal reaction R related to mg as Rcos(theta)=mg and not mg cos(theta)=R; while in the problems regarding a block sliding on an inclined plane, we take R=mgcos(theta)?

Asked by  | 24th Feb, 2013, 12:00: AM

Expert Answer:

In banked road:
 
 
If we draw the both diagram in one:
It is no where contradictory.

Answered by  | 11th Mar, 2013, 06:03: PM

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