Skip to content
Philoid
Browse Saved
Back to chapter
Physics
1. Electricity
Home · Class 10 · Physics · Ref. Book · 1. Electricity
Prev
Next
Q31 of 330 Page 59

The unit for expressing electric power is:

The unit for expressing electric power is watt

More from this chapter

All 330 →
29

Calculate the cost of operating a heater of 500 W for 20 hours at the rate of ₹ 3.90 per unit.

30

When an electric lamp is connected to 12 V battery, it draws a current of 0.5 A. The power of the lamp is :

32

Which of the following is likely to be the correct wattage for an electric iron used in our homes?

33

An electric heater is rated at 2kW. Electrical energy costs ₹ 4 per kWh. What is the cost of using the heater for 3 hours?

Questions · 330
1. Electricity
1 2 3 3 4 5 6 7 8 9 10 11 12 13 14 14 15 15 16 16 16 16 16 17 18 19 20 21 1 2 3 4 5 5 6 7 8 8 9 10 11 12 13 14 15 16 16 17 17 18 19 19 20 21 22 23 24 25 26 26 26 26 26 27 28 29 30 31 32 33 34 35 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 16 17 17 17 18 18 19 20 20 20 20 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 1 2 3 4 5 6 7 8 9 10 11 12 12 13 14 14 15 15 16 16 17 18 19 19 20 21 22 23 24 24 24 24 24 25 26 27 28 29 30 31 32 33 34 35 36 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 32 33 33 34 34 35 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 1 2 3 4 5 6 7 8 9 10 11 11 11 11 12 13 14 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 29 29 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 1 2 3 4 5 6 7 8 9 10 10 11 12 12 13 14 15 16 17 18 19 20 21 21 21 21 21 22 23 24 25 26 27 28 29 30 31 32 32 33 34 35
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved