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The practical testing of dynamos and motors (1905)

Smith, Charles Frederick, 1873- · Manchester Scientific Pub. Co · leaf 164

An illustration from The practical testing of dynamos and motors, 1905, leaf 164
hout the experiment. Put the brake on the motor pulley. Begin with noload on the brake, and then put on the load gradually. With no load and for each value of the load, readcurrent supplied to the motor, speed, and load on brake. EFFICIENCY TESTS OF A MOTOR. 149 Repeat the readings for decreasing… … Mj M._, Supply mains.M Motor armature.F Motor field windings. R Adjustable resistance for regulating voltage at motor terminals (only required when the voltage cannot be kept constant by other means). A Ammeter for measuring current supplied to motor.V Voltmeter for measuring voltage at…

Dynamos · Electric motors

Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.

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