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Gamma Rays

How long woul...

Question

How long would gamma radiation take to travel from sun to earth, a distance of $1.5 \times 10^{11} m$ ?

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Solution

We know $S = \frac{d}{t}$
$t = \frac{1.5 \times 10^{11}}{3 \times 10^{8}}$
$= 500 s e c o n d s$ .

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