Lesson 10 of 26 • 26 upvotes • 11:59mins
165. The diagonal elements of a nodal admittance matrix are strengthened by adding (a) Shunt inductances (b) Shunt capacitors (c) Loads (d) Generators. 166. The charging reactance of 50 km length of line is 1500 Ω. The charging reactance for 100 km length of line will be (a) 1500 Ω (b) 3000 Ω (c) 750 Ω (d) 600 Ω. 167. The eddy current loss in the core of a transformer is (a) Inversely proportional to resistivity of the core material (b) Directly proportional to resistivity of the core material (c) Directly proportional to square of resistivity of the core material (d) None of the above is true. 168. The normal practice to specify the making current of a circuit breaker is in terms of (a) r.m.s value (b) Peak value (c) Average value (d) Both r.m.s. and peak value.
26 lessons • 5h 27m
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CL Wadhwa Bits Solutions (125-129)
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