Free Exam: 26iesoHR_Session5_Physics_Secondary3
Number of Questions in Test: 25
Number of Questions in Preview: 5
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[size=4]A cell has an emf of 1.5 V and an internal resistance of 0.5 Ω. If it delivers a current of 1 A, what is the terminal voltage?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 2
[size=4]A car battery with a 12-V emf and an internal resistance of 0.050 ohms is being charged with a current of 60 A. Note that in this process, the battery is being charged. What is the potential difference across its terminals?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 3
[size=4]Which statement best explains why rechargeable cells differ from primary cells?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 4
[size=4]Two identical cells are connected in series. Compared to one cell alone, the combination has:[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 5
[size=4]5-6 A given battery has a 12.00-V emf and an internal resistance of 0.100 Ω .
5. Calculate its terminal voltage when connected to a 10.00 Ω load.[/size]
5. Calculate its terminal voltage when connected to a 10.00 Ω load.[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |