Class 10 Electricity Ncert Solutions Jun 2026

(a) 1/25 (b) 1/5 (c) 5 (d) 25 Answer: Each piece resistance = R/5. Parallel: 1/R' = 5/(R/5) → R' = R/25 → R/R' = 25 → (d)

Answer: Each bulb current ( I = P/V = 10/220 = 1/22 , \textA ) Number = total current / bulb current = ( 5 / (1/22) = 110 ) bulbs class 10 electricity ncert solutions

): The work done per unit positive charge to move it from infinity to a specific point. Unit: The SI unit is Volt ( ) . (a) 1/25 (b) 1/5 (c) 5 (d) 25

Answer: Heating element has high resistance, so more heat ( I^2R t ) is produced; cord has very low resistance. Answer: Heating element has high resistance, so more

Answer: Electric power ( P = V \times I = I^2 R = V^2 / R )