H tension HW answers

I’ve marked your HW jotters and will hand them back during tomorrow’s lesson.

I’ll go over the main issues in class but many of you need to review the way you attempt tension questions; use a free body diagram and only use F=ma when you know the resultant force.  These two videos should help.

HW question 4 from mr mackenzie on Vimeo.

 

Higher HW Q5 from mr mackenzie on Vimeo.