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A pivoted beam supports a load P at one end and a load Q at the other end.

The weight of the beam can be ignored.


30 cm 70 cm


P Q


pivot


The beam is balanced.


Which row gives possible values for P and for Q?


P/N Q/N


A 21 7


B 21 9


C 30 10


D 30 70

User Fdam
by
3.0k points

1 Answer

9 votes

Answer:

P Q

c) 30 10

Step-by-step explanation:

User Yauser
by
3.7k points