A rigid object is rotating in a counterclock wise sense around a fixed axis. If the rigid object rotates through more than `180^@` but less than `360^@`, which of the following pairs of quantities can represent and initial angular position and a final angular position of the rigid object -

Options

A. `3 rad, 6 rad`
B. `-1 rad, 1 rad`
C. `1 rad, 5 rad`
D. `- 1 rad, 2.5 rad`

Answer

C, D

Explanation

`pi lt Delta theta lt 2 pi`
`3.14 rad lt Delta theta lt 6.26 rad`.