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प्रश्न
Which of the following two statements is more appropriate?
(a) Two forces are added using the triangle rule because force is a vector quantity.
(b) Force is a vector quantity because two forces are added using the triangle rule.
उत्तर
Two forces are added using triangle rule, because force is a vector quantity. This statement is more appropriate because we know that force is a vector quantity and only vectors are added using the triangle rule.
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