Ka India Interview Questions and Answers

The digging height of an excavator refers to the maximum vertical distance from the ground level to which the excavator's bucket can reach.

• Digging height is an important factor to consider when selecting an excavator for a mining operation.

• It determines the depth of the excavation that can be achieved without repositioning the machine.

• Factors affecting digging height include the length of the excavator's boom and the r...read more

The inclination of a haul road refers to the slope or gradient of the road surface.

• The inclination of a haul road is important for ensuring safe and efficient transportation of materials.

• Steep inclinations can lead to increased fuel consumption and wear and tear on vehicles.

• Proper drainage is essential to prevent erosion and maintain road stability.

• Inclination angles are typically measured in degrees or as a percentage...read more

Bench height of minerals refers to the vertical distance between each level in an open pit mine.

• Bench height is determined based on the type of mineral being mined and the equipment used for extraction.

• It is important to consider safety regulations and stability of the pit walls when determining bench height.

• Common bench heights range from 10 to 20 meters, but can vary depending on specific mining conditions.

• For exampl...read more

Blasting hole length and explosive use are crucial factors in mining engineering for efficient rock fragmentation.

• Blasting hole length should be optimized based on rock type, size, and desired fragmentation.

• Explosive type and amount should be carefully selected to achieve desired results.

• Proper stemming and initiation sequence are important for effective blasting.

• Examples: Using ANFO for soft rock and emulsion explosiv...read more