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Q.

The moon is about 384000 km from the earth and its path around the earth is nearly circular. Find circumference of the path travelled by the moon every month.


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a

2411520 km

b

2411530 km

c

2411540 km

d

2411550 km 

answer is A.

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Detailed Solution

Given,
The distance of moon from the earth = 3840000 km
The earth is travelled rounded the moon is circular.
So, we have radius (r) = 384000 km
Now calculate the circumference length of path
=2πr
=2×3.14×384000  [π=3.14]
=2×314×3840 
=2411520 Km
Correct option is 1.
 
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