Definition

1. Noun:
   • Efficiency: The ratio of useful output to total input, often describing how well a system, device, or process uses energy, time, or resources to perform its intended function without waste.
   • Performance: The capability or operational effectiveness of a machine, vehicle, or system, often measured by its output, speed, or power under specific conditions.

Usage Examples

• Noun:
  • Pin này có hiệu năng sử dụng rất cao. (This battery has very high usage efficiency.)
  • Các kỹ sư đang cải thiện hiệu năng của động cơ. (The engineers are improving the engine's performance.)
  • Hiệu năng làm việc của nhân viên đó rất đáng khen. (That employee's work efficiency is highly commendable.)

Advanced Usage

• In technology and computing, "hiệu năng" is frequently used to describe the processing speed and resource management of hardware or software.
  • Phần mềm mới được tối ưu cho hiệu năng tốt hơn. (The new software is optimized for better performance.)

Variants and Related Words

• Hiệu suất (n): Often used interchangeably with "hiệu năng" in scientific or engineering contexts, but can more specifically denote "yield" or "efficiency ratio."
  • Hiệu suất của tấm pin năng lượng mặt trời là 22%. (The solar panel's efficiency is 22%.)

Synonyms

• Efficiency: The state of achieving maximum productivity with minimum wasted effort or expense.
• Performance: The action or process of carrying out a task or function.
• Productivity: The effectiveness of productive effort.

Related Terms

• Năng suất (n): Productivity; the rate of output per unit of input, often used in agricultural or industrial contexts.
  • Năng suất lao động (labor productivity).

1. Efficiency, output