Which Statement Is True About the Unit Vectors Î, Ĵ

question 27

Multiple Choice

Which statement is true about the unit vectors î, ĵ and k̂ ?

• A)Their directions are defined by a left-handed coordinate system.
• B)The angle between any two is 90 degrees.
• C)Each has a length of 1 m.
• D)If î is directed east and ĵ is directed south, k̂ points up out of the surface.
• E)All of the above.

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Full Capacity

The maximum level of production or output that a facility can achieve under normal operating conditions.

Operating Capacity

The maximum output a company can produce under normal working conditions.

Earnings Retention Ratio

The proportion of net income that a company retains to reinvest in its business rather than distributing it to shareholders as dividends.

Marble

A metamorphic rock composed mainly of recrystallized carbonate minerals, commonly used in sculpture and as a building material.