Textbook QuestionA 4.5-V battery is connected to a bulb whose resistance is 2.3 Ω. How many electrons leave the battery per minute?435views
Textbook QuestionAn ammeter has a sensitivity of 35, 000Ω /V. What current in the galvanometer produces full-scale deflection?19views
Multiple ChoiceWhich of the following is the standard unit of measurement for electric current?16views
Multiple ChoiceIf the voltage across a circuit remains constant (V=constant), how does the current (I) change when the resistance (R) is doubled?9views