Question

I need help!

Answer 1

http://prntscr.com/dir31a

Answer 2

So: in this problem you are going to be using the inverse square law
\[\frac{ I1 }{ I2 }=\frac{ (d _{2})^2 }{ (d _{1})^2 }\]
*Substitute
\[d1=5meters\]
\[d2=20meters\]
\[I1=2Sv/h\]
\[I2=?\]
\[\frac{ 2Sv/h }{ I2 }=\frac{ (20meters)^2 }{ (5meters)^2 }\]

*Solve for I2
\[I2= 0.125 Sv/h\]

Answer 3

@MTALHAHASSAN2 still there? haha

Answer 4

LOL what is d stands for?

Answer 5

d1 & d2 = two different distances from the source (point gamma source)

Answer 6

i know I is the n intensity but what is d thou?

Answer 7

oh

Answer 8

that's make scene thanks a lot

Answer 9

yep :D just plug in & solve XD

Answer 10

Anytime :D