Units and measurement by Ganesh vaidya

Physical Quantities consist of a _______ and its _______.

• numerical magntitude, SI Unit

• quantity, physical state

• SI unit, physical state

• physical state, physical characteristics

The result of comparison of unknown quantity and standard quantity is

• Measurement

• Monitor

• Maintenance

The standard measure of each kind of physical quantity is called as

• units

• standard

• measurement

units to measure length, mass and time are known as

• Fundamental units

• Derived units

............ would be defined as multiple of fundamental dimensions

• fundamental units

• derived units

.... is an exact quantity used to compare measurements.

• Standard

• System

• Unit

• Dimensions

The calibration of all instruments is important for to find..

• Error

• Accuracy

• Both the options

The process of checking or evaluating...

• calibration

• comparison

• conversion

All the following physical quantities are derived quantities except..

• speed

• velocity

• area

• Mass

Choose TWO(2) examples of base quantity

• Mass and density

• Length and area

• Length and mass

• Mass and velocity