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WHAT'S YOUR ENGINEERING QUOTIENT?

Problem 3—You have two 6"x6"x6" cubes on the table. They each have two terminals on them. One box has the circuit shown, the other cube has the Norton equivalent circuit. How can you tell which box has which circuit?

ANSWER

Problem 4—You have two boxes on a bench. Each box is 6"x6"x6". Each box has two terminals. One box contains a 1volt ideal voltage source. The other box contains a 1 amp ideal current source. Without touching the boxes or terminals (with you hands or test equipment), how can you tell which box has which source?

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