An electric heater rated 2.2 kW, 220 V" is operated for 2 h. Calculate :
the cost of electricity consumed at a rate of 5.20 per unit.

Explanation

To solve the problem of calculating the cost of electricity consumed by an electric heater rated at 2.2 kW when operated for 2 hours, follow these steps:

### Step-by-Step Solution:

1. **Identify the given values:**
- Power of the electric heater (P) = 2.2 kW
- Time of operation (t) = 2 hours
- Cost per unit of electricity = ₹5.20
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