A Battery Has an Emf ε = 12 V and an Internal

question 69

Multiple Choice

A battery has an emf ε = 12 V and an internal resistance r = 2.0 Ω,as shown in the figure.When a current of 6.0 A is drawn from the battery,the terminal voltage of the battery V_ab is closest to

• A)0 V.
• B)+12 V.
• C)+24 V.
• D)2.0 V.
• E)10 V.

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Definitions:

Pitch Diameter

The diameter of an imaginary cylinder where the thread width equals the spaces between threads, crucial for screw thread interchangeability.

Working Drawings

Detailed drawings that provide the specifications required to manufacture or construct a project, including dimensions, materials, and processes.

Gear Teeth

The protruding elements found on the circumference of a gear wheel, which interlock with those of another gear to transmit torque and motion.

Circular Thickness

The measurement of the thickness of a circular object or element, typically observed in cross-section.