Mechanics and heat; a text book for collleges and technical schools (1916)
Franklin, William S. (William Suddards), 1863-1930, Macnutt, Barry, 1878-1936, [from old catalog] joint author · New York, The Macmillan company; London, Macmillan & co., ltd. · leaf 154
en the fan is driven,the cradle tends to tip to one side and this tendency is balancedby a weight sliding on a horizontal lever arm, as shown in Fig.85^. The belt is thrown off the fan, the sliding weight moved togive a balance and the zero position of the weight is observed. FRICTION. WORK AND… … Fig. 85£. the fan. Find the power expended in driving the fan and expressit in horse-power and in watts. Ans. 1.93 horse-power; 1,440watts. Note. Let r be the radius of the pulley. Then the velocity of the belt is knownin terms of r. Let F be the tension of the belt on the tight side and F the…
Mechanics · Heat
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