A Gun Is Made of a Super-Low-Weight but Strong Material

question 18

Multiple Choice

A gun is made of a super-low-weight but strong material. The bullet for the gun is more massive than the gun itself. For such a gun

• A) recoil problems would be lessened.
• B) the gun, if unsupported, would have a recoil velocity higher than the bullet velocity.
• C) conservation of momentum is not satisfied.
• D) the bullet would go faster with less powder.

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Definitions:

Latham Loop

In early projection systems, a set of sprockets that looped the film stock to keep it from breaking as a result of its own inertia.

Vitascope

The Vitascope is an early film projector first demonstrated in 1895, which played an important role in the commercialization of cinema by allowing longer films to be shown to larger audiences.

Film Breakage

The physical tearing or snapping of film during projection or handling, an issue more common with older, acetate-based film stock.

70mm Film

A high-resolution film gauge, used for shooting and projecting movies, known for its superior image quality.