You Do Need power plug adapter while traveling from Chad to Myanmar (Burma).

Here is Why You Need An Adapter

The outlet and plug type used in Myanmar (Burma) are A, C, D, G and I and in Chad are C, D, E and F. This is how they look like.

Chad

In Chad, outlets of type C, D, E and F are in use.

Type C

Type D

Type E

Type F

Myanmar (Burma)

In Myanmar (Burma), outlets of type A, C, D, G and I are in use.

Type A

Type C

Type D

Type G

Type I