A. Electric shavers
B. Refrigerators
C. Signalling and timing devices
D. Lifts and hoists
Correct Answer: Signalling and timing devices ✔
Last Updated: October 04, 2018
A. Electric shavers
B. Refrigerators
C. Signalling and timing devices
D. Lifts and hoists
Correct Answer: Signalling and timing devices ✔
Last Updated: October 04, 2018