MDCAT Physics MCQ #910

MDCAT Physics MCQ #910

1. Question 1

   Q1. A copper wire with a large number of turns is used in a generator to produce a high voltage. Why is it essential to use copper?

   • A) Copper has a low melting point, making it suitable for high-temperature applications.
   • B) Copper has a high electrical conductivity, allowing for efficient energy transfer.
   • C) Copper is abundant and inexpensive, reducing material costs.
   • D) Copper is diamagnetic, minimizing interference with magnetic fields.

   Answer: Copper has a high electrical conductivity, allowing for efficient energy transfer.

   Explanation: Copper's high electrical conductivity is crucial for efficient energy transfer in the generator.