You Do Need power plug adapter while traveling from Tanzania to Maldives.

Here is Why You Need An Adapter

The outlet and plug type used in Maldives are C, D, G, J, K and L and in Tanzania are D and G. This is how they look like.

Tanzania

In Tanzania, outlets of type D and G are in use.

Type D

Type G

Maldives

In Maldives, outlets of type C, D, G, J, K and L are in use.

Type C

Type D

Type G

Type J

Type K

Type L