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Posts by physdummy

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physics im stuck
Two identical small insulating balls are suspended by separate 0.27 m threads that are attached to a common point on the ceiling. Each ball has a mass of 6.20 10-4 kg. Initially the balls are uncharged and hang straight down. They are then given identical positive charges and...

physics im stuck
A small plastic ball of mass 6.10 10^-3 kg and charge +0.150 µC? A small plastic ball of mass 6.10 10^-3 kg and charge +0.150 µC is suspended from an insulating thread and hangs between the plates of a capacitor. The ball is in equilibrium, with the thread making ...

physics
wht is pi + arctan(-0.45)

coll physics II
A small plastic ball of mass 6.10 10^3 kg and charge +0.150 µC is suspended from an insulating thread and hangs between the plates of a capacitor. The ball is in equilibrium, with the thread making an angle of 30.0° with respect to the vertical. The area of each ...

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