In neopentane, the number of primary (`1^0`)carbons and quaternary hydrogens are respectively

Number of primary, secondary and tertiary hydrogen in the following are respectively

Carbon and hydrogen are estimated by

Total number of primary carbon in neo-pentane is :-

In a transformer, the number of turns in primary coil and secondary coil are 5 and 4 respectively. If 240 V is applied on the primary coil, then the ratio of current in primary and secondary coil is

The number of primary, secondary, tertiary and quaternary carbons in neo-pentane are respectively,