On an iron box is marked as 690 W, 230 V.
What do these markings mean ?

On an iron box is marked as 690 W, 230 V. What is the current flowing through the coil ?

On an iron box is marked as 690 W, 230 V. Calculate the heat produced when the iron box works for 5 minutes.

What do you mean by leaching?

What do you mean by precision?

What do you mean by slaking of lime?

What do you mean by spring constant?

An electric iron has the markings 880 W and 220 V. Calculate the resistance of the coil inside the iron