exercise 3a numerical 6

Asked by nilesh.dhote74 | 15th May, 2020, 03:34: PM

Expert Answer:

Effort arm = 2 cm

Load arm = 8.0 cm

Given effort =10kgf

a)

(i)Mechanical advantage

i right parenthesis space M A space equals fraction numerator E f f o r t space A r m over denominator L o a d space A r m end fraction space equals space 2 over 8 equals 0.25

i i right parenthesis space l o a d space equals space M A space cross times space e f f o r t space equals space 0.25 space cross times space 10 space equals space 2.5 space k g f

 
b) The pair of scissors acts as a speed multiplier because MA < 1.

Answered by Shiwani Sawant | 15th May, 2020, 04:59: PM

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