Part A The 800-lb roller-coaster car starts from rest on the track having the shape of a cylindrical helix. The helix de

[answerhappygod]

Part A The 800 Lb Roller Coaster Car Starts From Rest On The Track Having The Shape Of A Cylindrical Helix The Helix De 1 (119.31 KiB) Viewed 31 times

Part A The 800-lb roller-coaster car starts from rest on the track having the shape of a cylindrical helix. The helix descends 8 ft for every one revolution. Neglect friction and the size of the car. (Figure 1) Determine the speed of the car when t = 3.8 s. Express your answer to three significant figures and include the appropriate units. НА ? Value Units Submit Request Answer Figure < 1 of 1 Part B How far has the car descended in this time? Express your answer to three significant figures and include the appropriate units. ? 8 ft h = Value Units Submit Request Answer Provide Feedback