# Electricity Class 10 Science MCQs: CBSE Chapter Questions

If you want to learn Chapter 12 Electricity fundamentals or perform well in the CBSE exam, practicing MCQs is a smart way to begin your exam preparation. These practice MCQs can help you prepare for the tricky questions expected to come in the CBSE board exam. The MCQ Questions for Class 10 Science Chapter 12 Electricity with Answers cover the entire chapter as per the latest CBSE syllabus and exam pattern.The students must have a solid knowledge of Chapter 12 Electricity to solve these MCQs. The more you revise and practice, the more proficient you become. Regular practice gives an idea about the type of questions that can be asked in the exam. Solving MCQ Questions for Class 10 Science Chapter 12 Electricity with Answers prepares students to answer accurately with time management and boosts confidence to ace the exam.

## Electricity Class 10 MCQs Questions with Answers

**1) Electrical resistivity of a given metallic wire depends upon**

- its length
- its thickness
- its shape
- nature of the material

**Answer: 4**

**2) A battery of 10 volts carries 20,000 C of charge through a resistance of 20 Ω. The work done in 10 seconds is**

- 2 × 103 joule
- 2 × 105joule
- 2 × 104 joule
- 2 × 102 joule

**Answer: 2**

**3) Which of the given is the SI Unit of Electric Current?**

- Ohm
- Ampere
- Volt
- Faraday

**Answer: 2**

**4) The resistivity of a certain material is 0.6 Ωm. The material is most likely to be:**

- An insulator
- A superconductor
- A conductor
- A semiconductor

**Answer: 3**

**5) 1mA=**

- 10-5A
- 10+3A
- 10-3A
- 102A

**Answer: 3**

**6) Electric potential is a:**

- scalar quantity
- vector quantity
- neither scalar nor vector
- sometimes scalar and sometimes vector

**Answer: 1**

**7) A wire of resistance R****1**** is cut into five equal pieces. These five pieces of wire are then connected in parallel. If the resultant resistance of this combination be R****2****, then the ratio R****1****/ R****2**** is:**

- 1/25
- 1/5
- 5
- 25

**Answer: 4**

**8) Conventionally, the direction of the current is taken as**

- the direction of flow of negative charge
- the direction of flow of atoms
- the direction of flow of molecules
- the direction of flow of positive charge

**Answer: 4**

**9) A metallic conductor has loosely bound electrons called free electrons. The metallic conductor is **

- Negatively Charged
- Positively charged
- Neutral
- Either positively charged or negatively charged

**Answer: 3**

**10) In an electric circuit an ammeter is always connected in**

- Series
- parallel
- mixed
- none of the above

**Answer: 1**

**11) Keeping the potential difference constant, the resistance of the circuit is halved. The current will become:**

- One-fourth
- Four times
- Half
- Double

**Answer: 4**

**12) Electric power is inversely proportional to**

- resistance
- voltage
- current
- temperature

**Answer: 1**

**13) Ohm’s law gives a relationship between:**

- Current and Resistance
- Resistance and Potential difference
- Potential Difference and Electric Charge
- Current and Potential Difference

**Answer: 4**

**14) The element used almost exclusively for filaments of incandescent lamps**

- copper
- gold
- silver
- tungsten

**Answer: 4**

**15) The rate of flow of charge is known as :**

- Electric potential
- Electric conductance
- Electric current
- None of these

**Answer: 3**

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