Problem $21\mathrm{.}73-$ Enhanced $-$ with Feedback

$16$ of $17$

Review

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Constants

Introduction

Imagine two $4\mathrm{.}5$ gg bags of protons, one at the earth's north pole and the other at the south pole.

Part A

How many protons are in each bag?

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NN $=$

nothing

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Part B

Calculate the gravitational attraction that each bag exerts on the other.

Express your answer in newtons.

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FgravFgrav $=$

nothing

NN

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Part C

Calculate the the electrical repulsion that each bag exerts on the other.

Express your answer in newtons.

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FelectricalFelectrical $=$

nothing

NN

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Part D

Is the gravitational force in part B large enough for you to feel if you were holding one of the bags?

yesno

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Part E

Is the electrical force in part C large enough for you to feel if you were holding one of the bags?

yesno

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