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andrew-mc [135]
3 years ago
7

A 120 V lamp dimming circuit is controlled by a rheatat and and protected from excessive current by a 2 amp fuse. What minimum r

esistance value can the rheostat be set at,without blowing the fuse. Assume a a lamp resistance of 15ohms.
Advanced Placement (AP)
1 answer:
nadezda [96]3 years ago
6 0

Answer:

120/2-15=45 ohms of resistance

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