if F=4i-2j and d=3i+4j the work done will be
a.4J
b.8J
c.2J
d. 12J
Answers
Answered by
5
Answer:
answer is a 4j ghwhwhwhhw
vinalganglani:
can you please do all the problem and show me how??
Answered by
8
W = F.s
W = (4i-2j).(3i+4j)
W = 12(i.i)-8(j.j)
W = 12(1)-8(1)
W = 12-8
W = 4J
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