Difference between revisions of "Selftest: Introduction to vector algebra"
From Robotics
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+A vector is defined by its magnitude and its direction. | +A vector is defined by its magnitude and its direction. | ||
-All physical quantities are vectors. | -All physical quantities are vectors. | ||
| − | ||Explanation: see [[Vector algebra]] | + | ||Explanation: see [[Vector algebra|vector algebra]] |
| − | {''' | + | {'''Meaning of vectors''' |
| − | + | Which of the following physical quantities are vectorial? | |
| − | ''( | + | ''(multiple answers possible)''} |
| − | - | + | - Time |
| − | - | + | - Temperature |
| − | + | + | + Velocity |
| − | + | + Acceleration | |
| − | + | + Force | |
| − | + | + | - Air preasure |
| − | + | + | ||A vectorial quantity is directed, so its '''magnitude''' as well as its '''direction''' are necessary for its complete description (see [[Vector algebra|vector algebra]]). |
| − | - | ||
| − | || | ||
