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Why does a torch bulb glow only when the switch is turned on?
Because the bulb is functional
Because the bulb is in series with the cell
Because the battery is charged
Because the switch completes the circuit, allowing current to flow
Because the switch completes the circuit, allowing current to flow
Practice and solve "Why does a torch bulb glow only when the switch is turned on?..." for General Awareness - Previous Year Paper 2025. The correct answer is Option D: Because the switch completes the circuit, allowing current to flow. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Why does a torch bulb glow only when the switch is turned on?..." for General Awareness - Previous Year Paper 2025. The correct answer is Option D: Because the switch completes the circuit, allowing current to flow. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.