Thursday, January 7, 2010

Spaceship Birthday Cake Simple Speed Of Light Calculation Problem Help (I Will Have Your Baby)?

Simple Speed of Light Calculation Problem Help (I will have your baby)? - spaceship birthday cake

2. Time Travel Light
The friendly alien creature Yoda lives in a spaceship away from 1.59 × 1014 km, the stars Altair rightnear. On his 21st Birthday XxxGdl4a radiates a special anniversary messageto you with the speed of light. How old is the birthday message when it reaches the earth?

3 comments:

Ciaron said...

Then you should know that the light with 3 x 10 ^ 8 meters per second, it will be 1.59 x 10 ^ 17 meters
Moreover, it is 530000000 seconds
530,00,000 / 60 / 60 / 24 = 6,134.26 day, of which 16 years 290 days 6 hours
16 years 9 months 17 days and 6 hours later, he was 37 years 9 months 17 days

Simon M said...

Speed of light 3 x 10 ^ 8 meters per second.

If you live to 1.59 x 10 ^ 14 km, or 1.59 x 10 ^ 17 m.

Speed = distance / time so time = distance / speed

1.59 x 10 ^ 17 / 3 x 10 ^ 8 = 5.3 x 10 ^ 8 seconds

Dividing by the number of seconds in 1 year, is 31,536,000 and you get 16.8 years.

It would be 37 years old when he received the message) (4 months after his 38th birthday.

Sam said...

37 years 9 months 22 days (or, what comes to 38). Speed of light, m (c) = 3 * 10 ^ 8 / s. It is the simple answer.
However, there is a problem with the acceptance of your request "on his 21st birthday. Simultaneity at a distance is not applicable, so that aspect really makes no sense: see http://en. Org / wiki / Relativity_of_simultaneity

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