By knowing dimensions what idea do you get about a physical quantity?

Explanation

To understand the significance of dimensions in physical quantities, we can break down the concept step by step:

### Step 1: Understanding Physical Quantities
Physical quantities are properties of matter or phenomena that can be measured. Examples include mass, length, time, force, velocity, etc.

### Step 2: Fundamental Quantities
Fundamental quantities are the basic quantities that cannot be defined in terms of other quantities. The fundamental quantities typically include:
- Mass (M)
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