(4) Iron22) A dip circle lies initially in the magnetic meridianit shows an angle of dip δ at a place. The dipcircle is rotated through an angle α in thehorizontal plane and then it shows an angle of dip8. Hence(1) cos α (3) 1/tan α tan 8tan δ Is1/sin α (2)(4)1/cos α h Tower, 8. Pusa Road. New Delhi-110005 Ph

(4) Iron22) A dip circle lies initially in the magnetic meridianit sho

1.	(4) Iron22) A dip circle lies initially in the magnetic meridianit shows an angle of dip δ at a place. The dipcircle is rotated through an angle α in thehorizontal plane and then it shows an angle of dip8. Hence(1) cos α (3) 1/tan α tan 8tan δ Is1/sin α (2)(4)1/cos α h Tower, 8. Pusa Road. New Delhi-110005 Ph
Answer» (4) Iron22) A dip circle lies initially in the magnetic meridianit shows an angle of dip δ at a place. The dipcircle is rotated through an angle α in thehorizontal plane and then it shows an angle of dip8. Hence(1) cos α (3) 1/tan α tan 8tan δ Is1/sin α (2)(4)1/cos α h Tower, 8. Pusa Road. New Delhi-110005 Ph