2 years ago Grade -10 (SEE) **Physics**
**electric power, Electricity**

An electric heater is marked with 220 V and 750 W, then how much electrical energy consumed by that heater in 10 hrs.

2 years ago Grade -10 (SEE) **Physics**
**electric power, Electricity**

In a house to tube lights of 30 W works for 5 hrs daily, 2 television of 40 W runs 4 hrs daily, an electric iron of 750 W for 2 hrs in a week and 4 electric bulbs of 00 W lights 4 hrs daily. Calculate the electricity consumed in a month. If 1 unit cost is Rs. 7 Then what will be the total bill.

2 years ago Grade -10 (SEE) **Physics**
**electric power, Electricity**

A house has 10 CFL of 20 W glowing 6 hr daily. Calculate energy consumption in month.

2 years ago Grade -10 (SEE) **Physics**
**electric power, Electricity**

If 2 heaters of 1000 W and 6 bulbs of 0 watt are used at the rate of 4 hrs and 8 hrs respectively per day , then what will be the total consumption of electricity within a month at that house.

2 years ago Grade -10 (SEE) **Physics**
**Electric appliances, electric power, Electricity**

In a house of colony, there are 40 W of 12 tube lights that operate every 4 hrs daily, 40 W of 3 television work 4 hrs daily , 750 W of 2 electric irons work 2 hrs in a week and 100 W of 2 bulbs lights 2 hrs daily. Calculate the electric unit consumed in a month. If 1 unit costs Rs. 7 then what will be the total cost to be paid to corporation.

2 years ago Grade -10 (SEE) **Physics**
**Electric appliances, electric power, Electricity**

In a house 10 electric bulbs of watt power of each glow 3 hours of daily . 5 fans of power 20 watt each run 6 hours daily, an electric heater of power 1000 watt runs 2 hours in alternate days and an iron of power 750 watt runs in every week. Calculate the total power consumed by all device in one month. If cost per unit power consumption is Rs 10 then find the total cost of electricity. given 4 weeks = 1 month.

2 years ago Grade -10 (SEE) **Physics**
**Electric appliances, electric power, Electricity**

An instrument is marked 3 A and 210 A. Find out the power of that instrument in horse power.

2 years ago Grade -10 (SEE) **Physics**
**effect of current electricity, electric power, Electricity**

An electric heater rated 220V and 2.2 kw works for 3 hours. Find the energy consumed and the current drawn by it.

2 years ago Grade -10 (SEE) **Physics**
**electric power, Electricity**

A bulb of 100 watt and a heater of 1500 watt are used 3 hours daily in a room . What will be the reading of meter box after 1 week , if initial reading is 210?

2 years ago Grade -10 (SEE) **Physics**
**electric power, Electricity**

An electric heater draws a current of 10 A from 220 volt supply. What is the cost of using heater for 5 hours every day for a month if 1 unit cost is Rs. 9 ?

- 2022-03-20 12:45
- 60 Mins
- 12 Enrolled

- 25 Full Marks
- 10 Pass Makrs
- 25 Questions

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