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NISA [10]
3 years ago
6

Find the ratio of average speed of a scooter moving at 30m/min and a car moving at 27km/hr

Physics
1 answer:
Pie3 years ago
7 0

30 m/min = 0.5 m/s (divide 30 by 60 s)

27 km/hr = 7.5 m/s (divide 27 by 3.6)

And then do the rest

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A spring with an 8-kg mass is kept stretched 0.4 m beyond its natural length by a force of 32 N. The spring starts at its equili
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Answer:

x = 1.26 sin 3.16 t

Explanation:

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Given that F= 32 N

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K = 80 N/m

We know that  ω²m = K

8 ω² = 80

ω = 3.16 s⁻¹

Given that V(max)= Aω = 4 m/s

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