Topic: Physics Units of Measurement Subtopic: Measuring instruments
What is zero error?
Answer: It is a type of error in which an instrument gives a reading when the true reading at that time is zero. For example needle of ammeter failing to return to zero when no current flows through it.
- What is momentum of an isolated system?
- What is acceleration?
- Define physical quantities?
- Why is rolling friction extremely small than sliding friction?
- What are prefixes?
- How to express in scientific notation?