Question

19. The internal resistance of a battery that has a no-load output voltage of 40 v and supplies a current of 1.2 A to a load of 30? is A) 3 2 B) 3.33 C) 49 E) None of the above D) 33 9 20. "The algebraic sum of the currents entering and leaving a node is zero" is a statement of A) Ohm's Law B) KVL D) Maximum Power Transfer E) Faraday's Law C) KCL 21. To minimize the loading effects on a circuit, a voltmeter's resistance relative to that of the component being measured acr should be A) Much smaller C) Equal E) Much larger B) Somewhat smaller D) Somewhat larger 22. The current through the 68 ohm resistor is C) 1.63 A D) 1 A B) 3.37 A A) 5 A E) None of the above Rint 23. For the following circuit, find the unknown resistance. C) 3.3 K2 D) 6.8 K2 B) 2.2 KS2 A) 1 K2 E) None of the above ekn

Answer 1

240 -3.4 8-33J2 20 c 0 22 68+ 33 SA 3 x5 Rs333 168,几こ 1.6336A en (C 9.23 8K几 0 825 ms ラ R 21 2