5. A family from Finland, where standard household voltage is 220 volts, is planning a trip to Japan. The transformer they need to use their appliances in Japan has an input coil with 250 turns and an output coil with 550 turns. What is the standard household voltage in Japan?

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Q: 1. A transmission line that has a resistance per unit length of 4.50 x 104 2/m is to be used to…

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Q: large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage…

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Q: A step-up transformer has Np = 46 turns on the primary coil and Ns = 669 turns on the secondary…

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Q: Problem 8: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once…

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A: consider the transformer arrangement as shown

Q: in the secondary coil is 1500 and the current in the

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Q: A transformer has 20 turns of wire in its primary coil and 80 turns on its secondary coil. (a) Is…

A: Given : Number of turns in primary coil (Np) = 20 Number of turns in secondary coil (Ns) = 80…

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Q: 10. An electric power station that operates at 15 kV and uses a 20:1 step-up ideal transformer is…

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Q: rectangular wire loop of side 4 cm and 6 cm has 50 turns uniformly from 0.1 T to 0.3 T in 60 ms. Can…

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Q: 2. A transformer has 30 turns in the primary coil and 120 secondary turns. a. If the primary voltage…

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Q: A bicycle generator rotates at 1500 rad/s, producing an 21.0 V peak emf. It has a 1.30 by 3.50 cm…

A: We have Length of the rectangular coil, L=1.30×10-2m The breadth of the coil, B=3.50×10-2m E0=21.0V…

Q: 2. An AC generator has 75 rectangular loops on its armature. Each loop is 14.0 cm long and 10.0 cm…

A: Given: The number of rectangular loops on its amateur is 75. The length of the loop is 14.0 cm. The…

Q: A power plant produces a voltage of 6.0 kV and 150 A. The voltage is stepped up to 250 kV by a…

A: Given that The input voltage and input current  to the transformer are V1 = 6.0 kV , I1 = 150 A…

Q: You have a transformer with a primary current of 34A and a primary voltage of 1960V. The current in…

A: Primary current (Ip) = 34 A Primary voltage (Vp) = 1960 volts Secondary current (Is) = 143 A