In a Ballistics Test,a 1

question 39

Short Answer

In a ballistics test,a 1.50-g bullet is fired through a 28.0-kg block traveling horizontally toward the bullet.In this test,the bullet takes 11.4 ms to pass through the block as it reverses the block's velocity from 1.75 m/s to the right to 1.20 m/s to the left with constant acceleration.Find the magnitude of the force that the bullet exerts on the block during this ballistics test.

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Definitions:

Tympanic Membrane

Also known as the eardrum, a thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.

Pinna

The visible part of the ear that is outside the head, its primary function is to capture sound waves and funnel them into the ear canal.

Auditory Ossicles

Three small bones in the middle ear (the malleus, incus, and stapes) that transmit sound vibrations from the ear drum to the inner ear.

Vestibule

An entrance or enclosed area at the entrance of a building, or in the context of anatomy, a space or cavity at the beginning of a canal.