Answer:
(a) 145 N
(B) 40 N
(c) 10 ropes
Explanation:
Mechanical advantage, where and are input and output force respectively
Since MA is given as 10 and input force is 1450 N
Therefore, the mover must use a force of 145 N
(b)
Since also and the is given as 4 m then
(c)
Literally, we need 10 rope segments to support the piano since we utilize the mechanical advantage
Answer:
D. All of the above
Explanation:
All of the options are limiting factors so the less supply of each substance the less likely the species would survive and so the less that can mate and produce different offspring
Check the scene and and ask if they have gotten somebody to call 911 and/or AED, then ask if they need to take a break from CPR and take over if you’re certified
