A Block of Mass M Is Pushed Against a Spring

question 49

Multiple Choice

A block of mass m is pushed against a spring of spring constant k. The spring is compressed by a distance d, the block is then released. It is launched by the spring along a horizontal frictionless surface with a final speed v. A second block, this one having mass 4m is pushed against the same spring by distance 6d and released. What is the final speed of the block in this case?

• A) v
• B) 2v
• C) 3v
• D) 4v
• E) 5v

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Definitions:

Throw Statement

An instruction in programming that allows the manual triggering of an exception, usually to indicate an error or unexpected condition.

Exception Class

A type of object in programming used to handle errors or other exceptional events during the execution of a program.

Try Block

A segment of code that is attempted to be executed in programming, with potential errors being caught by subsequent catch blocks.

Valid Integer

A whole number that conforms to the rules and format expected, often within a particular range or set of values.