There's an electric( heater) in the bedroom.
A: 空调
B: 暖炉
A: 空调
B: 暖炉
举一反三
- This heater consumes _______________ that one does. A: electric power twice as great as B: greater twice electric powe C: twice as great electric power as D: twice greater electric powe
- (10分)This heater consumes _______________ that one does. A: greater twice electric power B: electric power twice as great as C: twice as great electric power as D: twice greater electric power
- An electric heater draws 10 A from a 120V line. The resistance of the heater is .A. 1200 Ω B. 120 ΩC. 12 Ω D. 1.2 Ω
- ()An<br/>electric heater draws 10A from a 380-V line. The resistance R of the<br/>heater is () A: 3800Ω B: 380Ω C: 38Ω D: 3.8Ω
- Single-An<br/>electric heater draws 10A from a 380-V line. The resistance R of the<br/>heater is () A: 3800Ω B: 380Ω C: 38Ω D: 3.8Ω