Answer:
11.479 kilometres per litre
Explanation:
for an approximate result, divide the fuel economy value by 2.352
<h3>Answer:</h3>
1. Resistance is the opposition offered in a path of flow of current by the atoms or molecules of the conductor.
Factors on which resistance of a conductor depends are:
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- Length

- Area of cross section

2. Rheostat is used to change the resistance without changing the voltage source in an electric circuit.
3.
Given :




We know that,



Your answer is friction. Friction between to object slows the object down.