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  1. a repeat order 相關
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  1. 5. ( a ) Force on wall = -[0.5 x (-4 - 5...0 - 5)/0.4] N = 6.25 N 6. ( a ) Use conservation of momentum 500 x 30...400)(50^2)+(.5)(100)(50^2)-(.5)(500)(30^2)? A : My interpretation of "ejection"...

  2. ...question: 1. When no parallex is observed bewteen the first order image and the needle object, measure the distance x. Since the grating is at a disatnce of 1 metre from the half-metre rule, by trigonometry, tan(theta...

  3. ... should be conduct in order to support the theory/concept/principle. ... right! for example, After a promotion of coke, by dropping the...in causeway bay increase. You then repeat the experiment in TST and have the...

  4. ...linear density of the string respectively. Moreover, for a string vibrating at fundamental mode, wavelength λ = ..., frequency = 222Hz Therefore, in order to correct it back to 220 Hz, we use the following...

  5. ... in a cardboard container in order to reduce and wind. The ... while the other used a stopwatch to measure the total time. The process was repeated five times for each magnet. ...

  6. ... a gravity field, due to variations in density due to a transfer of heat and subsequent fluid expansion, combined with... to as "natural heat convection," in order to distinguish it from various types of forced heat...

  1. a repeat order 相關
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