A skydiver jumps out of a plane. A moment later, the skydiver feels considerable air resistance pushing against her but she is s
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Answer:
(a). The trip take a time is 3.61 year.
(b). The trip take a time is 3.96 year.
(c). The trip take a time is 8.73 year.
Explanation:
Given that,
Length = 1.60 ly
Speed of spaceships= 0.800c
Speed of messenger = 0.910 c
(a). We need to calculate the velocity of armada
Using formula of velocity
Put the value into the formula
We need to calculate the length
Using formula of length
Put the value into the formula
We need to calculate the length of the trip
Using formula of time
Put the value into the formula
(b). If the armada's rest frame
We need to calculate the length
Using formula of length
Put the value into the formula
Using formula of time
Put the value into the formula
(c). If an observer in frame S
We need to calculate the length
Using formula of length
Put the value into the formula
We need to calculate the time
Hence, (a). The trip take a time is 3.61 year.
(b). The trip take a time is 3.96 year.
(c). The trip take a time is 8.73 year.