Question

separate out the devices listed below into categories that usually work with
1 either batteries or mains
2 batteries only 3 mains only

Answer 1

Answer:

(i) either batteries or mains: radio, computer (ii) only batteries: mobile phone, calculator, transistor (iii) only mains: electric kettle, iron press, toaster, washing machine, microwave oven

Answer 2

Answer:separate out the devices listed below into categories that usually work with

1 either batteries or mains

2 batteries only 3 mains only

Explanation:

1- Either batteries or mains- Radios and transistors, Laptop computers, desktops

2- Batteries only- Mobile phones, toys, calculators

3- Mains only- refrigerators, washing machines, electric kettles, etc