The correct answer is:
b) A will just start moving up the plane when
\(\mu =\frac{\sin {{\theta }_{2}}-\sin {{\theta }_{1}}}{\cos {{\theta }_{1}}}\)
c) for A to move up the plane, θ2 must always be greater than θ1
The correct answer is:
b) A will just start moving up the plane when
\(\mu =\frac{\sin {{\theta }_{2}}-\sin {{\theta }_{1}}}{\cos {{\theta }_{1}}}\)
c) for A to move up the plane, θ2 must always be greater than θ1