why work is considered a scalar quantity as force and displacement are vector quantity

Asked by  | 24th Nov, 2012, 09:55: PM

Expert Answer:

Work is a scalar quantity because work is a dot product of two vectors i.e. force and displacement and dot product is a scalar quantity. We hope this clarifies your doubt.
without mentioning the direction we can understand work or value of work is sufficient to understand its effect.

Answered by  | 25th Nov, 2012, 11:11: PM

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