Question

beam balance is called a first class lever why
​

Answer 1

Explanation:

You mean beam of a weighing balance ? it is supported in centre . ... So standard weight you add is effort. Thus you have support in centre and load on one side and effort on the other side which is the definition of first order of lever.

Answer 2

Answer and Explanation:

A first-class lever has the fulcrum in the middle and the load and effort on each side of the fulcrum

Hence, a beam balance - Class I lever

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘꜱ ʏᴏᴜ!❤❤❤

ʜᴀᴠᴇ ᴀ ɢʀᴇᴀᴛ ᴅᴀʏ ᴀʜᴇᴀᴅ!(●'◡'●)