What Is the Angular Magnification of a Magnifying Glass of Focal

question 21

Multiple Choice

What is the angular magnification of a magnifying glass of focal length 4.0 cm if the image is to be viewed by a relaxed eye (image at the far point) having a near point of 25 cm and a far point at infinity?

• A) 2.0 x
• B) 3.0 x
• C) 3.6 x
• D) 4.0 x
• E) 6.3 x

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Definitions:

Foundation Brakes

The main components of a vehicle's brake system directly responsible for slowing or stopping the vehicle, including elements like the brake pads, rotors, and drums.

Heavy Truck

A classification of large vehicles used for hauling heavy loads, often exceeding a certain weight threshold and requiring special licensing to operate.

Trailer Service Brakes

Trailer service brakes are the primary braking system on a trailer, designed to be activated by the driver to slow down or stop the trailer during transport.

Treadle Valve

A type of foot-operated valve used in pneumatic systems of vehicles, especially for controlling the air pressure to brakes.