A Sticky Hockey Puck Slides Along a Frictionless,horizontal Ice Surface

question 64

Multiple Choice

A sticky hockey puck slides along a frictionless,horizontal ice surface at 75 m/s in the +x direction.It collides with a second sticky puck originally sliding at 25 m/s in the -y direction.They collide totally inelastically.If the first puck has a mass equal to half that of the second,what is the angle of their final velocity vector below the +x direction?

• A) 9.5 degrees
• B) 42 degrees
• C) 34 degrees
• D) 49 degrees
• E) 37 degrees

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Definitions:

Italy

A European country known for its rich history, art, architecture, fashion, and cuisine, stretching from the Alps to the Mediterranean Sea.

French Gothic

An architectural style that originated in France in the 12th century, characterized by its use of pointed arches, ribbed vaults, and flying buttresses.

Laon Cathedral

A gothic cathedral located in Laon, France, known for its architectural significance and the early use of flying buttresses.

Fan Vaulting

An architectural design seen in late medieval ceiling constructions, characterized by fan-shaped patterns created by the vault ribs.