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secondary 3 | E Maths
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Its physics but please still help
bcos constant speed
(b) Frictional force = 30 N
(c)(i) Net force = 35 - 30 = 5 N
F = ma
5 = 6 x a
a = 0.833 m/s²
(c)(ii)
v = u + at
= 15 + (5/6) x 3
= 17.5 m/s
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