Within a limited space, such as that contained in a room, the field due to the earth's magnetism is sensibly uniform, the lines of force being parallel straight lines inclined to the horizon at the angle of dip, which at Greenwich in 1910 was about 67°.
angle of dip הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד