Assertion :An ac generator is based on the self inductance of the coil. Reason: Self inductance involves two coils.
Assertion – The non-fusible impurities present in iron ore are removed by CaCO3 .
Reason: CaCO3 which decomposes into CaO and CO2. The CaO formed reacts with SiO2 to remove silica
Assertion: All the points (1, 0), (-1, 0), (2, 0) and (5, 0) lie on the x – axis. Reason: Equation of the x-axis is y = 0 Choose the correct option.
ASSERTION: n-Pentane and n-Hexane belong to a homologous series.
REASON: n-Pentane and n-Hexane belong to the same class of hydrocarbons and they differ by a - CH2 - group.