A High-Speed Dart Is Shot from Ground Level with a Speed

question 27

Multiple Choice

A high-speed dart is shot from ground level with a speed of 150 m/s at an angle 30° above the horizontal.What is the vertical component of its velocity after 4.0 s if air effects can be neglected?

• A)150 m/s
• B)36 m/s
• C)130 m/s
• D)75 m/s
• E)38 m/s

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Definitions:

Plug-In Compartments

Designed sections within an electronic device that allow for easy insertion and removal of components or modules.

Normally Open Contact

A Normally Open Contact is a type of switch or relay contact that is open (disconnected) when in its default state, closing (connecting) only when activated.

Logic 0

A binary state that represents a false condition or off state in digital electronics.

Software

Programs that control the processing of data in a system, as contrasted to the physical equipment itself (hardware).