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Vaibhav11Beginner
Asked: 4 weeks agoIn:
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If cars are available in petrol and diesel variants then why is this option not available in the bikes ?

If cars are available in petrol and diesel variants then why is this option not available in the bikes ?

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  1. Pankaj Gupta
    Pankaj Gupta Scholar

    Motorcycles are predominantly available in petrol variants, with very few diesel options. This is due to several technical and practical reasons: Engine Size and Weight Diesel engines are typically heavier and larger than petrol engines of equivalent power output. For motorcycles, where weight and sRead more

    Motorcycles are predominantly available in petrol variants, with very few diesel options. This is due to several technical and practical reasons:

    • Engine Size and Weight
      • Diesel engines are typically heavier and larger than petrol engines of equivalent power output. For motorcycles, where weight and size are crucial for balance, handling, and performance, a heavy diesel engine would negatively affect these factors.
      • Motorcycles need to maintain a low weight to ensure agility and ease of maneuvering, which diesel engines could compromise.
    • Power-to-Weight Ratio
      • Diesel engines generally provide better fuel efficiency but lower power-to-weight ratios compared to petrol engines. This is less suitable for motorcycles, where high power and acceleration are often prioritized for performance.
    • Vibration and Noise
      • Diesel engines tend to produce more vibration and noise than petrol engines. In a motorcycle, where the engine is much closer to the rider and has less insulation than in a car, this could lead to a less comfortable riding experience.
    • Market Demand and Cost
      • The market demand for diesel motorcycles is relatively low because of the preference for performance, smoothness, and affordability that petrol motorcycles offer.
      • Diesel engines are more expensive to produce and maintain, which could make diesel motorcycles less competitive in price-sensitive markets.
    • Starting Mechanism
      • Diesel engines typically require higher compression ratios for ignition, often necessitating a more robust starting mechanism, like a heavier starter motor or even a manual crank in older engines. This isn’t practical for motorcycles, where simplicity and ease of starting are important.
    • Limited Use Cases
      • Diesel engines are generally preferred for their fuel efficiency and torque, which is more beneficial in larger vehicles like cars, trucks, and buses, where load-carrying capacity and long-distance fuel economy are priorities. Motorcycles, being lighter and used for shorter commutes or recreational purposes, do not benefit as significantly from these diesel engine advantages.

      While there have been a few diesel motorcycle models developed for specific purposes (like military use), these are exceptions rather than the norm due to the above challenges.

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    Vaibhav11
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    Vaibhav11Beginner
    Asked: 1 month agoIn:
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    What was the main reason behind abandoning the article 370 in India?

    What was the main reason behind abandoning the article 370 in India?

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    1. Pankaj Gupta
      Best Answer
      Pankaj Gupta Scholar

      The primary reasons behind the abrogation of Article 370 in India were political, economic, and social, aimed at integrating Jammu and Kashmir (J&K) more closely with the rest of the country. Here are the main reasons: 1. Full Integration of Jammu and Kashmir Article 370 provided J&K with spRead more

      The primary reasons behind the abrogation of Article 370 in India were political, economic, and social, aimed at integrating Jammu and Kashmir (J&K) more closely with the rest of the country. Here are the main reasons:

      1. Full Integration of Jammu and Kashmir

      • Article 370 provided J&K with special autonomy, creating a sense of separateness. The Indian government sought to fully integrate J&K into the Indian Union to ensure that all citizens, irrespective of their state, are governed by the same laws.
      • It was argued that this special status hindered the integration of J&K with the national mainstream.

      2. Curbing Terrorism and Separatism

      • The region faced prolonged issues of terrorism and separatist movements, which were often attributed to the special status creating a perception of exclusivity.
      • The government believed that the abrogation would help curb external influences and militancy in the region.

      3. Development and Economic Growth

      • Economic stagnation and lack of private investment in J&K were partially attributed to Article 370, which restricted outsiders from purchasing property and investing in the region.
      • The government argued that removing these restrictions would open up J&K for development, attract investments, and create job opportunities.

      4. Ensuring Equal Rights

      • Certain laws and rights applicable in other states, such as those related to women, LGBTQ+ rights, and education, were not applicable in J&K due to Article 370.
      • Its removal aimed to bring the region under the same constitutional framework as the rest of India, ensuring equal rights for all citizens.

      5. Addressing Internal Security

      • Article 370 was seen by some as a barrier to national security, as it limited the central government’s ability to fully exercise its authority in the state.
      • Abrogating the article was intended to strengthen internal security measures in the region.

      6. Uniformity in Governance

      • The government advocated for “One Nation, One Constitution,” emphasizing that special provisions for a single region created an imbalance in governance across states.
      • Removing Article 370 sought to establish uniformity in the application of laws.

      The decision to abrogate Article 370 on August 5, 2019, was accompanied by the bifurcation of the state of Jammu and Kashmir into two Union Territories: Jammu and Kashmir, and Ladakh. While the move was supported by many for its long-term vision of integration and development, it also faced criticism for bypassing local consent and imposing changes under contentious circumstances.

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    Vaibhav11
    • 1
    Vaibhav11Beginner
    Asked: 1 month agoIn:
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    Is there any other planet in the universe which has humans like Earth

    Is there any other planet in the universe which has humans like Earth

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    1. Sonam Agarwal
      Sonam Agarwal Beginner

      Yes Maybe as we can see there are plant in other galaxies which are in their habitable zone and its possible that they might also not have technology to reach other galaxies like us

      Yes Maybe as we can see there are plant in other galaxies which are in their habitable zone and its possible that they might also not have technology to reach other galaxies like us

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    Vaibhav11
    • 2
    Vaibhav11Beginner
    Asked: 1 month agoIn:
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    Cars running on water instead of fuel ….. is this possible in future ??

    Cars running on water instead of fuel ….. is this possible in future ??

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    1. Aditya Gupta
      Aditya Gupta Scholar

      The idea of cars running on water instead of traditional fuels is intriguing, but it’s important to clarify what this means scientifically. While water itself is not a fuel, there are ways to use its components—hydrogen and oxygen—to power vehicles. Here’s an explanation of the possibilities and chaRead more

      The idea of cars running on water instead of traditional fuels is intriguing, but it’s important to clarify what this means scientifically. While water itself is not a fuel, there are ways to use its components—hydrogen and oxygen—to power vehicles. Here’s an explanation of the possibilities and challenges:

      1. Water as a Source of Hydrogen Fuel

      Water (H₂O) can be split into hydrogen (H₂) and oxygen (O₂)** through a process called electrolysis. The hydrogen gas can then be used as a fuel:

      • Hydrogen Fuel Cells: In hydrogen-powered cars (like those developed today), hydrogen reacts with oxygen in a fuel cell to produce electricity, which powers the car’s motor. The only byproduct is water vapor, making it a clean energy source.

      • Water as the Source: If renewable energy (like solar or wind power) is used to split water into hydrogen and oxygen, this can be a sustainable and emission-free fuel source.

      In this sense, cars could “run on water” indirectly by extracting hydrogen from it.

      2. Challenges of Using Water for Fuel

      While the idea is promising, there are significant challenges:

      • Energy Input for Electrolysis: Splitting water into hydrogen and oxygen requires energy. If the energy used comes from fossil fuels, the process is no longer environmentally friendly. To make hydrogen sustainable, the electricity for electrolysis must come from renewable sources.

      • Storage and Transport of Hydrogen: Hydrogen gas is highly flammable and requires special storage systems. Compressing and transporting hydrogen safely and efficiently is still a technological hurdle.

      • Efficiency Issues: Converting water to hydrogen, storing it, and then converting it back into energy involves energy losses at each stage, making it less efficient compared to direct use of electricity in battery-electric vehicles (BEVs).

      3. The Role of Hydrogen Cars Today

      Hydrogen fuel cell vehicles (FCVs) already exist and are being developed by companies like Toyota (Mirai), Honda, and Hyundai. They use hydrogen, not water directly, but hydrogen can be obtained from water.

      • These cars emit only water vapor, making them environmentally friendly.

      • The main challenge is building the infrastructure for hydrogen production, storage, and refueling stations.

      4. Why Not Use Water Directly as Fuel?

      Water itself cannot be used as a fuel because it is already a “burned” form of hydrogen. To extract energy from water, you need to first separate its hydrogen, which requires an input of energy. You cannot get more energy out of water than you put in during electrolysis—this is a fundamental principle of thermodynamics.

      5. Future Possibilities

      In the future, advancements in clean energy and electrolysis technologies could make hydrogen from water a widespread and practical fuel source for vehicles. Key innovations to look for include:

      • More efficient electrolysis methods powered by renewable energy.

      • Improved hydrogen storage and fuel cell technology.

      • Expanding hydrogen infrastructure for vehicles.

      While we won’t likely see cars “running on water” directly, hydrogen extracted from water could power vehicles, providing a clean and sustainable alternative to fossil fuels.

      Conclusion

      Cars won’t use water as a fuel directly because water is not a source of energy. However, in the future, hydrogen obtained from water could power cars through fuel cells, offering a clean and renewable energy solution. The key will be overcoming challenges related to efficiency, cost, and infrastructure.

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