The angle between the magnetic merdian and geographical merdian is called

Options

A. angle of dip
B. angle of declination
C. magnetic moment
D. power of magnetic field

Explanation

To solve the question, we need to understand the definitions of the terms involved and the relationship between the magnetic meridian and the geographical meridian.

### Step-by-Step Solution:

1. **Understanding the Terms:**
- **Geographical Meridian:** This is an imaginary line that runs from the North Pole to the South Pole, representing the direction of the Earth's geographic north.
- **Magnetic Meridian:** This is the direction that a magnetic compass points, which is not always aligned with the geographical north due to the Earth's magnetic field.

...