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By admin Basic Electrical Mcqs 11 Comments

A nichrome wire used as a heater coil has the resistance of 2 £2/m. For a heater of 1 kW at 200 V, the length of wire required will be_____________?

A. 80 m
B. 60 m
C. 40 m
D. 20 m

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11 Comments

Adnan Nadeem on 29/01/2019 8:21 AM
Answer is 20 m NOT 80 m
Reply
- admin on 26/11/2019 2:57 AM
  Thanks dear Adnan for correction. answer updated
  Reply
Saad Bin Younus on 30/03/2019 2:14 PM
CAN YOU PLEASE EXPLAIN HOW?
Reply
zubair yameen on 23/11/2019 7:57 PM
Right answer is 20m kindly check it from the site as well
I’ve solved it on the page but unable to upload the solution as there is no such option
Reply
- admin on 26/11/2019 2:57 AM
  Thanks for correction. answer updated
  Reply

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