7. how much resistance is present in a circuit when connected to a 12-volt battery and 2.5 amperes of current is measured flowing from the terminals of the battery?

5.2 ohms

2.8 ohms

10.6 ohms

4.8 ohms

8. current can flow in a circuit that has been opened by the operation of a switch.

Question

7. how much resistance is present in a circuit when connected to a 12-volt battery and 2.5 amperes of current is measured flowing from the terminals of the battery?

5.2 ohms

2.8 ohms

10.6 ohms

4.8 ohms

8. current can flow in a circuit that has been opened by the operation of a switch.

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "tutor", "mastery_adaptive_brevity" ], "needs_drawing": false, "concepts_used": [ "Ohms Law" ], "new_concepts": [], "current_concepts": [ "Ohms Law", "Electrical Resistance" ] } ## Identify the given values Using the *Ohm's Law* knowledge point $$ \begin{aligned} V &= 12\text{ V} \ I &= 2.5\text{ A} \end{aligned} $$ ## Solve for resistance Using the *Ohm's Law* knowledge point $$ \begin{aligned} R &= \frac{V}{I} \ R &= \frac{12\text{ V}}{2.5\text{ A}} = 4.8\ \Omega \end{aligned} $$

(A) 5.2 ohms

(B) 2.8 ohms

(C) 10.6 ohms

(D) 4.8 ohms

{ "subject": "Natural Science", "question_type": "Multiple Choice", "knowledge_point": [ "Natural Science", "Physics", "Ohm's Law" ] }

Sovi.AI - AI Math Tutor

QUESTION IMAGE

Question

Explanation:

Identify the given values

Solve for resistance

Answer: