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Co-efficient of adhesion reduces due to the presence of which of the following ?
Sand on rails
Dew on rails
Oil on the rails
both b and c
both b and c
Practice and solve "Co-efficient of adhesion reduces due to the presence of which of the following ?..." for Electrical - Electric Traction. The correct answer is Option D: both b and c. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Option **(d) **