What does a load cell measure?

• A. The temperature of machinery
• B. The speed of a moving object
• C. The weight of a load being lifted
• D. The distance traveled by equipment

Answer: (C)

A load cell measures the weight of a load being lifted by converting a force into an electrical signal. When a load is applied to the load cell, it deforms slightly, and this deformation alters the electrical resistance in the sensor. The resulting electrical signal is proportional to the weight of the load, allowing operators to accurately monitor and control heavy lifting operations. This measurement is critical for ensuring safety and efficiency in applications such as cranes, forklifts, and other lifting equipment, where knowing the exact weight of the load is essential for stable operation and structural integrity.