Question

Name a device which converts-
(a) electrical energy into light energy.
(b) sound energy into electrical energy.
(c) chemical energy into electrical energy.​

Answer 1

Answer:

answers

Explanation:

a- heater

b- it can be opera

c-solar panels

please mark the answer as Brainliest

Answer 2

Answer:

9. The value of 'k' for which r = n + (-1)" rk, y = 2m2 + 2a/3, V nm e Z is a solution of 2»in x + cou y = 1 and 16*inºs+corºy = 4