The Enquirer: Or, Literary, Mathematical, and Philosophical Repository ..., Volume 1William Marrat, Pishey Thompson Whittingham and Rowland., 1811 |
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Page 67
... ANGLE WITH EACH OTHER . The first case which presents itself , is that where the angle formed by the directions of the forces is a right angle . Let then the direction of the two forces P , Q , be perpendicular to each other , their ...
... ANGLE WITH EACH OTHER . The first case which presents itself , is that where the angle formed by the directions of the forces is a right angle . Let then the direction of the two forces P , Q , be perpendicular to each other , their ...
Page 68
... angle OA F ; then , the right angled tr angles A O E , and A O F , give OE = AO × cot . a , and OF AO x tan a ; we have then p2 tan . a Q2 cot . a tana ; from whence P Q x tau . a These equations serve to determine the quantity and ...
... angle OA F ; then , the right angled tr angles A O E , and A O F , give OE = AO × cot . a , and OF AO x tan a ; we have then p2 tan . a Q2 cot . a tana ; from whence P Q x tau . a These equations serve to determine the quantity and ...
Page 210
... angle of incidence will be - equal to the angle of reflec- tion ; that is , in this case < BAF EAC = 3 of a right angle E 60 ° W BC , and WCA 4 CAD DAE = right angle : therefore put c√ S = cosine EAD , sine DAC , H = the height ...
... angle of incidence will be - equal to the angle of reflec- tion ; that is , in this case < BAF EAC = 3 of a right angle E 60 ° W BC , and WCA 4 CAD DAE = right angle : therefore put c√ S = cosine EAD , sine DAC , H = the height ...
Contents
Two Epigrams of much point | 32 |
On the Usefulness of Mathematical Studies | 98 |
Essay on Satirical | 105 |
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