A Stationary 4-Kg Shell Explodes into Three Pieces

question 32

Multiple Choice

A stationary 4-kg shell explodes into three pieces. Two of the fragments have a mass of 1 kg each and move along the paths shown with a speed of 10 m/s. The third fragment moves upward as shown.
-What is the speed of the third fragment?

• A)zero m/s
• B)1 m/s
• C)5 m/s
• D)10 m/s
• E)20 m/s

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Definitions:

Key Properties

Fundamental or essential attributes that define or characterize an object, concept, or system.

Language

A system of communication that uses symbols, such as words, sounds, and gestures, organized according to certain rules to convey information and express ideas.

Functional Fixedness

A thought pattern that restricts a person to the traditional utilization of an object, blocking pathways to creativity and the resolution of problems.

Heating Vent

An opening designed to direct the flow of heated air into a room as part of a heating, ventilation, and air conditioning (HVAC) system.