A textbook on mechanical and electrical engineering (1898)
International Correspondence Schools · Scranton : International Textbook Co., [1898-99] · leaf 331
bined effect willbe to cause it to movenorth-west. The amountof departure from duenorth will be propor-tional to the force ofthe wind, and independ-ent of the velocity dueto the force of thethrow. In Fig. 110, a ball eis supported in a cup,the bottom of which isattached to the lever oin such a… … ELEMENTARY MECHANICS. 307 the spring d in such a manner that, when drawn back asshown and then released, it will strike the lever o and theball b at the same time. This gives b an impulse in a hor-izontal direction and swings o so as to allow e to fall. On trying the experiment, it is found that b…
Electrical engineering · Mechanical engineering
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