Class 10 Electricity Ncert Solutions Better May 2026

Answer: Alloys have higher resistivity and do not oxidize easily at high temperatures.

Here are the (based on the latest NCERT textbook). class 10 electricity ncert solutions

(a) I²R (b) IR² (c) VI (d) V²/R Answer: (b) IR² Answer: Alloys have higher resistivity and do not

(a) 100 W (b) 75 W (c) 50 W (d) 25 W Answer: Resistance ( R = V^2 / P = 220^2 / 100 = 484 , \Omega ) At 110 V: ( P = V^2 / R = 110^2 / 484 = 25 , \text{W} ) → (d) class 10 electricity ncert solutions

Answer: In parallel across the two points.

Answer: ( H = V \times I \times t = V \times Q = 50 \times 96000 = 4.8 \times 10^6 , \text{J} )