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6. In zero gravity, a uniform electric field along the x axis produces a force of...

6. In zero gravity, a uniform electric field along the x axis produces a force of -9.89 mN on a particle with a mass of 0.00356 kg and a charge of -11.5 μC.

a) What is the magnitude and direction of electric field?

b) How fast does the particle accelerate and in what direction?

c) If the capacitor has square plates measuring 1.25 cm on each side, how much charge is required to produce the electric field?

7. Two resistors are placed in series with a 9.00 V supply. The current produced by the supply is 75.0 mA. One of the resistors has a value of 50 Ω.

a) What is the equivalent resistance of the circuit?

b) What is the value of the other resistor?

c) What is the voltage across each individual resistor?

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