You Are Moving in an Elevator with Constant Speed, on the Way

question 19

Multiple Choice

You are moving in an elevator with constant speed, on the way up. Which of these statements correctly describes the normal force exerted by the floor of the elevator on you?

• A)It is equal to your weight when you are off the elevator.
• B)It is greater than your weight when you are off the elevator.
• C)It is less than your weight when you are off the elevator.
• D)It is equal to your mass when you are off the elevator.

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Definitions:

Amyotrophic Lateral Sclerosis

A progressive neurodegenerative disease affecting nerve cells in the brain and spinal cord, leading to loss of muscle control.

Myasthenia Gravis

Myasthenia Gravis is an autoimmune disorder characterized by weakness and rapid fatigue of voluntary muscles, caused by a breakdown in communication between nerves and muscles.

Spinal Motor Neurons

Nerve cells located in the spinal cord that initiate and control movements of the muscles.

Amyotrophic Lateral Sclerosis

A progressive neurodegenerative disease affecting nerve cells in the brain and spinal cord, leading to loss of muscle control and mobility.