A Student Pulls a Box of Books on a Smooth

question 48

Essay

A student pulls a box of books on a smooth horizontal floor with a force of 100 N in a direction of 37.0° above the horizontal. The mass of the box and the books is 40.0 kg.
(a) Draw the free-body diagram for the box.
(b) Calculate the acceleration of the box.
(c) Calculate the normal force acting on the box.

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Definitions:

Cerebrum

The cerebrum is the largest part of the brain, responsible for cognitive functions such as thought, memory, and decision-making.

Temporal Lobe

A region of the brain located on the sides of the cerebral hemisphere, involved in processing auditory information and encoding memory.

Gray Matter

The region of the brain and spinal cord that is rich in nerve cell bodies and is darker than the surrounding white matter due to its higher neuronal density.

Cerebrum

The largest part of the brain, responsible for voluntary activities, sensation, thought, reasoning, and memory.