NCERT Class 12 Chapter 3 Physics Current Electricity MCQ | Questions & Answers

NCERT Class 12 Chapter 3 Physics Current Electricity MCQ | Questions & Answers: With the help of this article, you can take up the NCERT Class 12 Chapter 3 Physics Current Electricity MCQ Quiz. By the end of taking the test, you will get to know the expertise you have in the respective area of interest. Good luck!

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1. The cold junction of a thermocouple is maintained at 10ºC. No thermo e.m.f. is developed when the hot junction is maintained at 530ºC. The neutral temperature is

2. An electric heater is connected to the voltage supply. After few seconds, current gets its steady value then its initial current will be

3. The resistivity of alloy manganin is

4. V-I graph of which material shows the straight line

5. Consider a current carrying wire (current I) in the shape of a circle

6. In the series combination of two or more than two resistances

7. In a Wheatstone bridge if the battery and galvanometer are interchanged then the deflection in galvanometer will

8. The following fig. shows I-V graph for a given metallic wire at two temperatures T1 and T2.Then,

CBSE Class12 Physics Current Electricity (8Q)

9. Combine three resistors 5 Q, 4.5 Q and 3 Q in such a way that the total resistance of this combination is maximum

10. Combine three resistors 5 Q, 4.5 Q and 3 Q in such a way that the total resistance of this combination is maximum