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Does any know where I can find a accurate mock exam for Unit 202 Communications in Electrical Contracting.
Thanks
Hi, thank you for your help. Could you tell me exactly how to type into the calculator? as I must be utting the brackets in the wromng places!
The answer I am getting is 1.96375x10-4
How do I type this into a calculator to separate the calculations to work out capacitive reactance?
1/ 2x3.142x50x2.5x10-6
