A 50-Kg Mass Sits on the Floor of an Elevator in in a Gold

question 6

Multiple Choice

A 5.0-kg mass sits on the floor of an elevator in a Gold Coast skyscraper. The elevator has a downward acceleration of 1.0 m/s2. On top of the 5.0-kg mass is an object of unknown mass. The force of the elevator on the 5.0-kg mass is 80 N up. Determine the unknown mass.

• A)3.3 kg
• B)2.4 kg
• C)1.6 kg
• D)4.1 kg
• E)5.0 kg

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Definitions:

Receptor

A specialized cell or group of nerve endings that responds to specific sensory stimuli like light, sound, or chemicals, initiating a physiological response.

Peripheral Nervous System

The part of the nervous system that consists of nerves and ganglia outside of the brain and spinal cord.

Neurons

Specialized cells in the nervous system that transmit information through electrical and chemical signals.

Nerves

Bundles of fibers that transmit electrical impulses between the brain, spinal cord, and other parts of the body, facilitating communication within the nervous system.