航海英語磁羅經(jīng)與陀螺羅經(jīng)的使用單項選擇題每日一練(2019.01.15)

來源：考試資料網(wǎng)

1 Magnetic dip is a measurement of the angle between the（）.

2 Quadrantal error in a gyrocompass has its GREATEST effect（）.

3 The magnetic compass magnets are acted on by the horizontal component of the Earth’s total magnetic force. This magnetic force is GREATEST at the（）.

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4 The horizontal angle between the magnetic meridian and the north-south line of the magnetic compass is（）.

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5 If the magnetic heading is greater than the compass heading，the deviation is（）.

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