The motorcyclist shown below starts at rest from point A. He then increases his speed along the vertical circular path at the rate of v = (0.37) ft/s, where t is in seconds. Questions: 300 ft 60 300 ft a) [10 points] How long does it take the motorcyclist to reach point B? b) [5 points] What is the magnitude and direction of his velocity at point B? c) [5 points] What is his normal acceleration at point B? d) [5 points] What is his tangential acceleration at point B? e) [5 points] What is the magnitude and direction of his total acceleration at point B?