Resistances and Resistors
Trending Questions
Q. A uniform metallic wire has a resistance of 18 Ω and is bent into an equilateral triangle. Then, the resistance between any two vertices of the triangle is
- 2 Ω
- 4 Ω
- 12 Ω
- 8 Ω
Q. A uniform wire of resistance 72Ω is bent in the form of a hexagon (regular), then the effective resistance between A & B is
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
- 10Ω
- 6Ω
- 8Ω
- 9Ω
Q. A uniform wire of resistance 72Ω is bent in the form of a hexagon (regular), then the effective resistance between A & B is
![](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
![](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
- 8Ω
- 10Ω
- 6Ω
- 9Ω
Q. A uniform wire of resistance 72Ω is bent in the form of a hexagon (regular), then the effective resistance between A & B is
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
- 10Ω
- 6Ω
- 8Ω
- 9Ω
Q. A uniform wire of resistance 72Ω is bent in the form of a hexagon (regular), then the effective resistance between A & B is
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/413437/original_22.png)
- 10Ω
- 6Ω
- 8Ω
- 9Ω
Q. An inductor (L=100mH), a resistor (R=100Ω ) and a battery (E=100V) are initially connected in series as shown in the figure. After a long time the battery is disconnected after short circuiting the points A and B. The current in the circuit 1ms after the circuit is switched on is
![41145.jpg](https://search-static.byjusweb.com/question-images/toppr_ext/questions/41145.jpg)
![41145.jpg](https://search-static.byjusweb.com/question-images/toppr_ext/questions/41145.jpg)
- e−1 A
- 1A
- 0.1A
- e A
Q. A conductor has a resistance 5Ω at 50∘C and 6Ω at 100∘C. Find its resistance at 0∘C.
- 4Ω
- 3Ω
- 2Ω
- 1Ω