A transformer connected to a 100 V (rms) ac line to supply 12,000 (rms) and a fuse, which blows when the rms current in secondary circuit exceeds 5.00 mA, is inserted in the primary circuit. ) What is the ratio of secondary to primary turns of the transformer? (i) What power must be supplied to the transformer when the rms secondary current 5.00 mA? (ii) What current rating should the fuse in the primary circuit have? O a. () 60 (ii) 600 W (i) 60 A O b. () 120 (i) 600 W (ii) 0.60 A O . () 60 (i) 600 W (ii) 60 A O d. () 120 (i) 60 W (ii) 0.60 A O e. () 60 (i) 120 W (ii) 60 A
A transformer connected to a 100 V (rms) ac line to supply 12,000 (rms) and a fuse, which blows when the rms current in secondary circuit exceeds 5.00 mA, is inserted in the primary circuit. ) What is the ratio of secondary to primary turns of the transformer? (i) What power must be supplied to the transformer when the rms secondary current 5.00 mA? (ii) What current rating should the fuse in the primary circuit have? O a. () 60 (ii) 600 W (i) 60 A O b. () 120 (i) 600 W (ii) 0.60 A O . () 60 (i) 600 W (ii) 60 A O d. () 120 (i) 60 W (ii) 0.60 A O e. () 60 (i) 120 W (ii) 60 A
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter25: Electromagnetic Induction
Section: Chapter Questions
Problem 69A
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