Note: 240 K and 240 °C and 240 °F are not the same values. There are certain conversion formulae for finding equivalent temperatures given on one scale to the others.
5. Current: symbol (A). Read as Ampere. It is capital A. Ampere is used for both alternate and direct current measurements. Writing 10 A or 10 Ampere is correct. 10 Amp. and 10 Amps. is not correct.
6. Volt: symbol (V). Read as Volt. It is capital V. 220 V or 220 Volt is correct.
220 Vol. or 220 v is not correct.
Note: While noting down the measurement data, the type Alternate Current (symbol: ac) and Direct Current (symbol: dc) are used for clarifications. For example, 12 Vdc and 220 Vac are correct. 12VDC and 220VAC and 12vdc and 220vdc etc. are not correct.