Question
#7 and #8
B) 0 m/ C)9.8 m/s2 D) 8.5m/s2 E) 18 m/s2 )IfA B-0, then the vectors A and B have equal magnitudes A and have equal and are directed in the same 7 direction A) True B) False 8) 8) The magnitude of a vector is only zero if all of its components are zero. A) True B) False 9) The igure shows a 100-kg block being released from rest from a height of 1.0 m.It then takes 9 0.53 s for it to reach the floor. What is the mass m of the block on the left? There is no friction or aheight of 1.0 m. It then takes 9) mass in the pulley, and the connecting rope is very light. nt
Explanation / Answer
7) A (True)
8) A (True)
