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Byju's Answer
Standard XII
Physics
Units and Dimensions
By simplifyin...
Question
By simplifying
4
r
(
r
2
m
)
2
, we get :
A
1
/
2
m
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B
4
/
r
3
m
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C
4
r
/
r
5
m
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D
4
/
r
3
m
2
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Solution
The correct option is
C
4
/
r
3
m
2
4
r
(
r
2
m
)
2
4
r
r
4
m
2
=
4
r
3
m
2
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0
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