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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > An engine can pull four coaches at a maximum speed of 20 m/s. The mass of the engine is twice the mass of every coach. Assuming resistive forces to be proportional to the weight,

An engine can pull four coaches at a maximum speed of 20 m/s. The mass of the engine is twice the mass of every coach. Assuming resistive forces to be proportional to the weight,

An engine can pull four coaches at a maximum speed of 20 m/s. The mass of the engine is twice the mass of every coach. Assuming resistive forces to be proportional to the weight