The Eyepiece of a Compound Microscope Has a Focal Length

question 131

Multiple Choice

The eyepiece of a compound microscope has a focal length of 2.50 cm, and the objective has a focal length of 1.60 cm. The two lenses are separated by 14.0 cm. The microscope is used by a person
With normal eyes, having a near point at 25 cm. What is the magnitude of the magnification of the
Microscope?

• A) 219
• B) 72
• C) 88
• D) 115
• E) 180

---

Definitions:

Open Circuit

An electrical circuit that is not energized, that is, no current is flowing. The opposite to a closed circuit.

Park Range

A setting in automatic transmissions that locks the transmission, preventing the vehicle from moving.

Inductive Pick-up Clamp

a tool used to measure electrical parameters in a conductor without direct contact, commonly used in automotive diagnostics.

Starter Cable

An electrical cable that connects a vehicle's battery to its starter motor, facilitating the transfer of electrical power needed for engine cranking.