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Physics 8 Online
OpenStudy (anonymous):

Which of the following statements regarding the properties of electric and gravitational forces is wrong? Both follow inverse square law. Electric forces are attractive or repulsive. Gravitational forces are repulsive. Electric force is significantly stronger than the gravitational force. I think it's either Both follow inverse square law. Electric forces are attractive or repulsive.

OpenStudy (shamim):

Do u know abt gravitational force

OpenStudy (anonymous):

Yes. It's attractive.

OpenStudy (shamim):

U know u hv a weight. Why??

OpenStudy (anonymous):

Gravity.

OpenStudy (shamim):

Did u c any repulsive force of gravitation???!!!

OpenStudy (shamim):

It is only attractive. Right?

OpenStudy (anonymous):

Yes

OpenStudy (shamim):

So can u guess now which one is wrong option???!!!

OpenStudy (anonymous):

I've narrowed it down to two already. I'm guessing the answer is that electric forces are attractive or repulsive?

OpenStudy (shamim):

Sorry

OpenStudy (shamim):

Dont u think electric force can b attractive or repulsive???!!

OpenStudy (anonymous):

I forget. I think it may only be repulsive.

OpenStudy (shamim):

No.. 2 positive charge repulse each other. Right??

OpenStudy (anonymous):

Yeah

OpenStudy (shamim):

2 negative charge repulse esach othet. Ok?

OpenStudy (anonymous):

Alright

OpenStudy (shamim):

But a positive charge attract a negative charge

OpenStudy (shamim):

So electric force can b positive or negative

OpenStudy (anonymous):

Ah, I see.

OpenStudy (shamim):

The only wrong answer is Gravitational force can b repulsive

OpenStudy (anonymous):

Oh, I read the question wrong. I thought it said which one was right.

OpenStudy (anonymous):

That was obvious. Sorry.

OpenStudy (shamim):

Because gravitational force can not b repulsive

OpenStudy (shamim):

Its ok

OpenStudy (shamim):

Glad to help u!!!!!!!

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