Question

A long spanner is convenient to open a tight nut than a shorter one. ​

Answer 1

Explanation:

Al-Idrisi is best known in the West as a geographer, who made a globe of silver sphere weighing 400 kilograms for King Roger II of Sicily. Some scholars regard him as the greatest geographer and cartographer of the Middle Ages. He also made original contributions in medicinal plants.

Answer 2

Explanation:

this this is because longer the spanner is the more perpendicular would be thethe distance between the axis of spanner through which it rotates the distance of your hand. it is more convenient to open a tight night from a long span than a shorter one becausewhen the longer spanner is there perpendicular perpendicular distance is more and therefore less force is required this is why I we are preferred to use a longer spanner