Indian gk Gyan

📚📚“Learn from yesterday, live for today, hope for tomorrow "🙂

07/02/2024

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Lucent Notes

05/09/2023

Indian gk Gyan

04/09/2023

WORM GEAR

Worm gear is the name for a meshed worm and worm wheel. An outstanding feature is that it offers a very large gear ratio in a single mesh. It also provides quiet and smooth action. However, transmission efficiency is poor.

Indian gk Gyan

04/09/2023

ZEROL BEVEL GEAR

This is a special type of spiral bevel gear, where the spiral angle is zero degree. It has the characteristics of both the straight and spiral bevel gears. The forces acting upon the tooth are the same as for a straight bevel gear.

Indian gk Gyan

04/09/2023

STRAIGHT BEVEL GEAR

This is a gear in which the teeth have tapered conical elements that have the same direction as the pitch cone base line (generatrix). The straight bevel gear is both the simplest to produce and the most widely applied in the bevel gear family.

Indian gk Gyan

04/09/2023

DOUBLE HELICAL GEAR
This types of gear with both left-hand and right-hand helical teeth. The double helical form balances the inherent thrust forces.

Indian gk Gyan

04/09/2023

HELICAL GEAR

This is a cylindrical shaped gear with helicoid teeth. Helical gears can bear more load than spur gears, and work more quietly. They are widely used in industry. A disadvantage is the axial thrust force caused by the helix form.

Indian gk Gyan

04/09/2023

INTERNAL GEAR

This is a cylindrical shaped gear, but with the teeth inside the circular ring. It can mesh with a spur gear. Internal gears are often used in planetary gear systems.

Indian gk Gyan

04/09/2023

SPUR GEAR

This is a cylindrical shaped gear, in which the teeth are parallel to the axis. It is the most commonly used gear with a wide range of applications and is the easiest to manufacture.

Indian gk Gyan

31/08/2023

In India, four types of calendars:-

1. Vikram Samvat, also known as the Hindu lunar calendar.
2. Saka Samvat, also known as the Hindu Solar calendar.
3. Hijri Calendar, also known as the Islamic lunar calendar.
4. Gregorian Calendar, also known as the Scientific solar calendar.

Indian gk Gyan