what is the force of gravity between two student of mass 65.0kg and 75.0kg, separated by a
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- what is the force of gravity between two student of mass 65.0kg and 75.0kg, separated by a distance of 1.25m between theire centres?
- a car battery transferred 60.0J of energy to 5.00C electrons to light up the headlight of a car. what was the voltage of the battery?
- Colour television broadcasting was made available in 1940. An early colour TV used a flyback transformer to produce a potential difference of about 29000V to operate the electron gun in the television. The gun had a length of 10.0cm. How fast were the electrons moving when they left the electron gun?
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