What is the reading of the spring balance in the following device?

The reading in the spring balance is

The reading in the spring balance is

What is the reading shown in spring balance

The reading in the spring balance is:

The reading in the spring balance is:

The readings of the spring balance will be :

What will be the reading of spring balance in the figure shown in following situations ( g = 10 m//s^(2) ) a= 0, v = 0

A spring balance reads 10 kg when a bucket of water is suspended from it. What is the reading on the spring balance when an ice cube of mass 1.5 kg is put into the bucket