How to solve

[rtb6y456546]

Hello sir
How to solve
work factor of glass fiber
a less than 1/2
b 1/2
c greater than 1/2
d 1

 

[Deleted member 4993]

Hello sir
How to solve
work factor of glass fiber
a less than 1/2
b 1/2
c greater than 1/2
d 1

Please define

Work factor

according to your textbook/classnotes .