Question

tion 15 yet vered A block of mass (m) is being raised by 6 pulleys. The tension in the cable is ked out of Flag question Select one: a 3*m*g b.6*m*g c.mg/6 d.m*g/3 Question 16 Not yet answered Marked out of 10.00 Flag question The "Great American Revolution" roller coaster at Valencia, California includes a loop-the-loop section whose radius is 8 m at the top. What's the minimum speed for a roller-coaster car at the top of the loop if it's to stay on the track? (You don't need to put in any units. Just the number, with 2 digits after the decimal point) Answer:

Answer 1

15) tension T balancing the forces in each pulley

6T - mg = 0

T = mg/6

Option C is correct