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P. 4045. Two resistors of resistances 600 ohms and 400 ohms are connected in series and they are connected to a 90 V voltage supply. The voltmeter connected across the 600 ohm resistor reads 45 V. What is the resistance of the voltmeter?

(4 points)

Deadline expired.

Statistics on problem P. 4045. 202 students sent a solution. 4 points:180 students. 3 points:19 students. Unfair, not evaluated:3 solutions.