Definition

1. Noun:
   • Tractive force / Pulling power: The physical force or capacity that enables something to pull or tow another object. It refers to the power available for drawing a load.
   • Traction: The action of drawing or pulling something over a surface, or the grip facilitating this movement.

Usage Examples

• Noun:
  • Con ngựa có sức kéo rất mạnh. (The horse has very strong pulling power.)
  • Sức kéo của đầu máy xe lửa này là ấn tượng. (The tractive force of this train locomotive is impressive.)
  • Lốp xe tốt sẽ cải thiện sức kéo trên đường ướt. (Good tires will improve traction on wet roads.)

Advanced Usage

• In engineering contexts, "sức kéo" is a key metric for vehicles and machinery, often measured in units like newtons or pounds-force.
• It can be used metaphorically to describe influential pulling power in non-physical contexts, though this is less common.

Variants and Related Words

• Lực kéo (n): Pulling force. A more technical synonym.
  • Lực kéo của động cơ đã được tính toán kỹ lưỡng. (The engine's pulling force was carefully calculated.)

Synonyms

• Tractive effort: The force exerted by a vehicle for pulling.
• Hauling capacity: The maximum load something can pull.
• Drawbar pull: The force available at the hitch of a vehicle.

Related Idioms

• While "sức kéo" itself is not commonly found in idioms, it relates to the concept of strength and capability in pulling or leading.