MCQOPTIONS
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				| 1. | 
                                    In an ac network the sum of currents entering a node is 10 ∠45°. The sum of currents leaving the node is | 
                            
| A. | 19.32 ∠45° | 
| B. | 15 ∠45° | 
| C. | 20 ∠45° | 
| D. | zero | 
| Answer» B. 15 ∠45° | |