The dimensional formula for magnetic flux is

1. [ M L² T^–2A^{– 1} ]
2. [ M L³ T^–2A^–2 ]
3. [ M⁰ L^–2 T²A^{– 2} ]
4. [ M L² T^–1A² ]

Dimension of magnetic flux = Dimension of voltage × Dimension of time
= [ML²T^{– 3}A^{– 1}] [T] = [ML²T^{– 2}A^{– 1}]

∵ Voltage =	work
	charge