Consider the Horizontal Parallel Plates

question 33

Multiple Choice

Consider the horizontal parallel plates. The upper plate has a voltage difference of 30 V with the lower plate, and they are separated by 3 cm. You move the two plates carefully to a separation of 4 cm. What is the strength of the electric field between the plates?

• A) 3000 volts/meter
• B) 1000 volts/meter
• C) 750 volts/meter
• D) 7.5 volts/meter

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