If magnetic flux changes from 0.8 Wb to 0.3 Wb, then change in flux is______ Wb.

If magnetic flux changes from 0.8 Wb to 0.3 Wb, then change in flux is______ Wb.

(a) 1.1
(b) 0.5
(c) -0.5
(d) -1.1

Explanatory answer:

Change in flux= 0.3-0.8

change in flux =  -0.5