Railway Science Sample (Physics, Chemistry, and Biology) PDF Free Download.
I can provide you with a comprehensive sample of railway science questions covering physics, chemistry, and biology. These questions are designed to assess a candidate’s knowledge and understanding of scientific concepts and principles relevant to the railway industry.
Physics
- What is the principle of electromagnetic induction, and how is it applied in railway systems?
- Explain the concept of friction and its effects on railway braking systems.
- Describe the working principle of a transformer and its application in railway power supply systems.
- Calculate the kinetic energy of a train traveling at a speed of 100 km/h, given its mass and velocity.
- Discuss the advantages and disadvantages of using electric traction versus diesel traction in railway systems.
Chemistry
- What is the chemical composition of diesel fuel, and how does it affect the combustion process in railway engines?
- Explain the principles of corrosion and its effects on railway infrastructure, such as tracks and bridges.
- Describe the process of water treatment in railway systems, including the removal of impurities and contaminants.
- Discuss the environmental impacts of railway operations, including air and water pollution.
- Calculate the amount of oxygen required for the combustion of a given amount of diesel fuel.
Biology
- What are the effects of noise pollution on human health, and how can railway systems mitigate these effects?
- Explain the principles of ergonomics and its application in railway systems, including the design of seats and workstations.
- Describe the importance of sanitation and hygiene in railway systems, including the disposal of waste and cleaning of facilities.
- Discuss the role of microbiology in railway systems, including the prevention of waterborne diseases.
- Calculate the amount of carbon dioxide emissions produced by a train traveling a given distance, given its fuel consumption and efficiency.
These questions are designed to assess a candidate’s knowledge and understanding of scientific concepts and principles relevant to the railway industry. They cover a range of topics, including physics, chemistry, and biology, and require the application of theoretical knowledge to practical problems.
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