Name the physical quantities which are measured in the following unit
u

Explanation

To solve the question regarding the physical quantities measured in the unit "u," we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Unit**: The unit "u" refers to the Unified Atomic Mass Unit, often abbreviated as "amu" (atomic mass unit).

2. **Understand the Definition**: The Unified Atomic Mass Unit is defined as a standard unit of mass that quantifies mass on an atomic or molecular scale.

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