Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 24
. I adhere to the term virtual mainly because the adjective effective is required inits usual meaning in kinematics to represent the resolved part of a force which acts obliquelyto the line of motion, the effective force being the whole force multiplied by the cosine of theangle at which it acts… … 53 c - t- C O 3 §£•--■.£«_§ 6 ,8 1 5 ..£.§ 8 *fc> c ^ w £ Z •-*Ci t» *J o. ° ^ o g £ > i-s§ ».S &a rt.2S e-*C 22*2 o - ... rr —. *** > so* o£ -jS - S <! 8 S KH «211g» • rt i_ = o O o ■ ~ 5 -£ I « *<£? B 5£ 3 ~ <2 - B <£ 5 o a < « £ - S J2 S ° rt c 5 rt £ £ c E t ^oH |«…
Electrical engineering
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