International System of Units

Rewrite each of the following numerals with proper commas in the international system of numeration. Also, write the number name of each in the international system. (i)984765 (ii) 4032897 87594652 (iv) 257403082

In a certain system of units, 1 unit of time is 5 sec, 1 unit of mass is 20 kg and 1 uint of length is 10m. In this system, one unit of power will correspond to :-

In CGS system of units, the density of a material is 4 g cm^(-3) . What will be the value of the density of the material in a system of units in which unit of length is 10 cm and unit of mass is 100 g ?

List the different system of units.

Define a coherent system of units.

Assertion : S.I. units are logical and coherent . Reason : S.I. system of units is a rationalised system.

Name two coherent systems of units.

Imagine a system of units in which the unit of mass is 100 kg, length is 1 km and time is 1 minute Then 1 joule in this system is equal to

Which one of the following is not a unit of British system of units?