Question

Mini Exercise 1. What is the function of balancing screws in a physical balance? 2. On what pan we place the object and why?​

Answer 1

Answer:

: If pointer is not in middle of the scale, we move these screws forwards or backwards to bring the pointer in the middle of the scale. This is done before we put any mass or weight in either of the pan. In other words we use the screws to remove the zero error of the physical balance