Answer:
2.8
Explanation:
The ideal mechanical advantage of the pulley IMA = D'/D where D' = diameter of output pulley = 7 inches and D = diameter of input pulley = 2.5 inches
So, IMA = D'/D
= 7/2.5
= 2.8
So, the ideal mechanical advantage of the pulley IMA = 2.8
Translate in Spanish: lo siento, hubiera puesto 300 puntos pero los usé todos para mi última pregunta
If you meant a different language lmk
Answer:
Nearly one-third (1/3) of all serious occupational injuries and illnesses stem from overexertion of repetitive motion.
Explanation:
Ergonomic (scientific study of human work) is a vital issue these days because more than one-third (1/3) of all serious occupational injuries and illnesses stem from overexertion of repetitive motion. That is more than 33% of all serious occupational injuries and illnesses.
Occupational Safety and Health Associated (OSHA) has recognized the need to develop standards to help prevent ergonomic injuries and illnesses.
I believe i got this correct when i had an assignment with this question. It should be 7 1/2. B!
