***A spring has a natural length of 10 cm. If 10 dynes of force is required to hold it stretched 1/2 cm., how much work is done in stretching it to a length of 14 cm? A 140 dynes – cm none of these 180 dynes - ст 150 dynes – cm 160 dynes - cm

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Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.