A $2 \,m$ long rod of radius $1 \,cm$ which is fixed from one end is given a twist of $0.8$ radians. The shear strain developed will be
A $2 \,m$ long rod of radius $1 \,cm$ which is fixed from one end is given a twist of $0.8$ radians. The shear strain developed will be
- [AIIMS 2019]
- A
$0.002$
- B
$0.004$
- C
$0.008$
- D
$0.016$
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- [AIEEE 2003]