A 0.2 kg ball is thrown at 15 m/s. Find momentum.

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p = mv = 0.2 × 15 = 3 kg·m/s

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Asked 49 days ago|1/26/2026 8:25:14 AM

Updated 49 days ago|1/26/2026 8:46:09 AM

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cruz30

p = mv = 0.2 × 15 = 3 kg·m/s

Added 49 days ago|1/26/2026 8:45:53 AM

This answer has been confirmed as correct and helpful.

Flora1988

Momentum = mass × velocity = 0.2 kg × 15 m/s = 3 kg m/s.

Added 49 days ago|1/26/2026 8:46:09 AM

This answer has been confirmed as correct and helpful.

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Updated 49 days ago|1/26/2026 8:38:23 AM

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cruz30

W = Fd cos(180) = 20(10)(-1) = -200 J

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Updated 49 days ago|1/26/2026 8:37:55 AM

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cruz30

F = ma
a = F/m = 10/2 = 5 m/s^2

Added 49 days ago|1/26/2026 8:37:55 AM

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Updated 49 days ago|1/26/2026 8:45:20 AM

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cruz30

PE = mgh = 2(9.8)(10) = 196 J

Added 49 days ago|1/26/2026 8:45:20 AM

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Updated 49 days ago|1/26/2026 8:45:04 AM

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cruz30

E = Pt = 50 × (2×3600) = 360000 J

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Updated 49 days ago|1/26/2026 8:44:47 AM

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cruz30

= 10 log10(I/I0) = 10 log10(10^-6 / 10^-12)
= 10 log10(10^6) = 60 dB

Added 49 days ago|1/26/2026 8:44:47 AM

This answer has been confirmed as correct and helpful.

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