MCQOPTIONS
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MCQOPTIONS
| 1. |
The room heater can maintain only \[16{}^\circ C\] in the room when the temperature outside is \[-20{}^\circ C\]. It is not warm and comfortable, that is why the electric stove with power of 1 kW is also plugged in. Together these two devices maintain the room temperature of \[22{}^\circ C\]. Determine the thermal power of the heater. |
| A. | 3 kW |
| B. | 4 kW |
| C. | 5 kW |
| D. | 6 kW |
| Answer» E. | |