Question

The upper end of a wire 1 meter long and 2 mm radius is clamped. The lower end is twisted
through an angle of 45°. The angle of the shear is-
(a). 09 degree
(b). 9 degree
(c) 9 degree
(d) 90 degree​

Answer 1

Explanation:

answer is 60 degree as per metre average power required by the question according to the question this again she given by according to the question