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Zigmanuir [339]
3 years ago
5

When a carpet is beaten with a stick dust particles off ...why

Physics
1 answer:
Luda [366]3 years ago
7 0

Answer:

An object's inertia tends to resist any change in its state of rest or motion. If a carpet is beaten with a stick then the carpet begins to move. But, the particles of dust are trying to resist their state of rest.

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Calculate the intensity of current flowing through a computer that consumes 180W and operates at 120 V.
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Answer:

C) 1.5 A

Explanation:

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I = 1.5 A

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Answer:

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4 0
3 years ago
Read 2 more answers
Three forces are applied to a solid cylinder of mass 12 kg (see the drawing). The magnitudes of the forces are F1 = 15 N, F2 = 2
crimeas [40]

Answer:

α = 13.7 rad / s²

Explanation:

Let's use Newton's second law for rotational motion

         ∑ τ = I α

         

we will assume that the counterclockwise turns are positive

         F₁  0 + F₂ R₂ - F₃ R₃ = I α

give us the cylinder moment of inertia

        I = ½ M R₂²

         

        α = (F₂ R₂ - F₃ R₃)  \frac{2}{M R_2^2}

let's calculate

        α = (24  0.22 - 13  0.10) \frac{2}{12 \ 0.22^2}2/12 0.22²

        α = 13.7 rad / s²

6 0
3 years ago
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