Question

If area vector Ā= 3i+2j+52 m2 flux density vector B = 51 +10j +6k (web/m2). The magnetic flux linked with the coil is
(1) 31Wb
(2) 9000Wb
(3) 65Wb
(4) 100Wb

PLEASE ANSWER WITH SOLUTION..!! ​

Answer 1

Answer:

Explanation:

Correct option is

C

65 Wb

ϕ  

B

​

=  

B

.  

A

 

=(5  

i

^

+10  

j

^

​

+6  

i

^

).(3  

j

^

​

+2  

j

^

​

+5  

k

^

)

=15+20+30

=65 Wb