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

Question

07-03-2022
Physics

Answered

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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

Sagot :

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