Physics waec 1998

As the end Q of the plank is raised, the component of W, normal to plank, will

a

increase

b

decrease

c

remain the same

d

be slightly greater than W

e

be independent of w

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b

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Discussions (4)

3BYKE
4 years ago

how, it should increase cos of increase in height

OsagieN
3 years ago

@ increases, cos@ approaches zero. B✅✅

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