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1. ### Demonstrate that the coulomb force inside a charged spherical conducting sphere is zero anywhere?

On a spherical conductor, the excess charge is distributed uniformly on the external surface...

1 Answers · Science & Mathematics · 24/11/2020

2. ### For this related rates question, why did I get it wrong? ?

You used Volume formula, instead of surface area of a sphere Surface area of a spherical balloon , A = 4r² dA/dt = 8r dr/dt dA/dt = 8(12)(4) dA/dt = 384 cm²

2 Answers · Science & Mathematics · 20/11/2020

3. ### Physics: Help finding time in a mirror equation problem ?

While ball is falling down, its image in mirror is moving too. Somewhere along the falling path,  the ball and its image will be at the same location. Connection between positions of ball and its image is...

1 Answers · Science & Mathematics · 24/11/2020

4. ### I've Jewish root & wanna pray towards Jerusalem. I Believe in Torah Laws of G-d completely. Am I nonJew only for recognizing Quran from G-d?

...mostly down. Don't be fooled by flat projections of a spherical planet. -- Regards, John Popelish

4 Answers · Society & Culture · 24/11/2020

5. ### A solid insulating sphere of radius a = 3.4 cm is fixed at the origin of a co-ordinate system as shown?

Solution in image.

1 Answers · Science & Mathematics · 10/11/2020