Question

OTE: Attempt the FIRST question before the tutorial, and ing your working to the tutorial session. What is the tension in the ropes in the diagram? Rope 2 730**** Rope 1 100 N An elevator takes 2.0 s to reach its cruising speed of 6 m/s. A 60 kg passenger gets in the elevator on the ground floor. Calculate their apparent weight: a. Before the elevator starts moving. b. While the elevator is speeding up. c. After the elevator reaches cruising speed. 1000 ha car is narked on a slope that is 30 degrees from

Answer 1

" T2 so 16ON T = 100 cos 30 : 86.60N TO 100 sin 30 2 SON aceelaration 17 gta - g + + 9.8 t 2 12.8 m/s Before the elevator starts moving mg 2 Go X9.8 588N > speeding up weight mg+a)= 60 X 12.8 1768N C. after reaches cruising speed mg 60X98 588 N