A first-class lever is used to lift 300 lbs - output lever arm is 3 foot long; the input force is 50 lbs. What is the input lever length?
A. 0.5 feet
B. 6.0 feet
C. 18 feet
D. 100 feet
C
Trades & Technology
You might also like to view...
A(n) ____________________ is a view of an object which is imagined to be cut only halfway through.
Fill in the blank(s) with the appropriate word(s).
Trades & Technology
"Organically produced foods" have now been defined by the ________
A) NRCS B) FDA C) USDA D) EPA
Trades & Technology
?What should be done with a test plate if it is warped as the result of being flame cut?
A. ?Use a grinder to straighten the beveled edge. B. ?Use a press to straighten the plate. C. ?Make a new cut using a power band saw. D. ?Discard the plate and try again.
Trades & Technology
9/16 - 3/8 = __________.
Fill in the blank(s) with the appropriate word(s).
Trades & Technology