Question

One of these is not a property of the magnet *

1.Like poles repels and unlike poles attract
2.Alloy like alnico is used in making temporary magnet
3.Like poles attract and unlike poles repels
4.A magnetic compass is used by sailors to know the direction​

Answer 1

Answer:

Viscosity is a measure of a fluid's resistance to flow.

It describes the internal friction of a moving fluid. A fluidwith large viscosity resists motion because its molecular makeup gives it a lot of internal friction