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Virat

Asked: October 7, 2025In: Class 10 Science

Vinita and Ahmed demonstrated a circuit that operates the two headlights and the two sidelights of a car, in their school exhibition. Based on their demonstrated circuit, answer the following questions. (i) State what happens when switch A is connected to a) Position 2 b) Position 3 (ii) Find the potential difference across each lamp when lit. (iii) Calculate the current a) in each 12 Ω lamp when lit. b) In each 4 Ω lamp when lit. OR (iv) Show, with calculations, which type of lamp, 4.0 Ω or 12 Ω, has the higher power.

Vinita and Ahmed demonstrated a circuit that operates the two headlights and the two sidelights of a car, in their school exhibition. Based on their demonstrated circuit, answer the following questions. (i) State what happens when switch A is connected to a) Position 2 b) Position 3 (ii) Find the potential difference across each lamp when lit. (iii) Calculate the current a) in each 12 Ω lamp when lit. b) In each 4 Ω lamp when lit. OR (iv) Show, with calculations, which type of lamp, 4.0 Ω or 12 Ω, has the higher power.

i) 12 Ω lamps (only) on. (a) 4 Ω lamps (only) on (ii) 12 V for both sets of lamps and all of them are in parallel. (iii) 12 Ω lamps are on when the wire is connected to position 2. class 10 science ...