The 60-kg skateboarder coasts down the circular track. If he starts from rest when θ = 0 degrees,
determine the magnitude of the normal reaction the track exerts on him when θ = 60 degrees. Neglect his
size for the calculation.
Extracted text: The 60-kg skateboarder coasts down the circular track. If he starts from rest when 0 = 0 degrees, determine the magnitude of the normal reaction the track exerts on him when e = 60 degrees. Neglect his size for the calculation. •0 (4 m 60 (9.81) N