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  1. N

    physics exam

    dude.. your values are all in cm yet your answer is is m.. if you used 1.1 and 0.92 respectively, you would have got 1.98ms-1.. which is what i got :) hahah howd you guys do the geostationary one.. it said.. the satellite is yet to be launched, then asked its height. i drew an arrow to the...
  2. N

    Special Relativity Time Dilation Q

    This isnt true. You have the formula tv = to/(1-v2/c2)^1/2. From the reference from the astronaut, 10 years would pass though only 6 years would pass on earth. Though from the reference from the person on earth, to= 6 and tv would need to be calculated as to is time in the reference point. So...
  3. N

    Please help with Length Dilation

    LOLS
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