Numerical questions on magnetic effects of electric current 2
Answers
Answer:
there are only few numerical question on chapter 2 which is based on electricity chapter numericals.
if u want answer of that question then message me I will give u
Explanation:
1. a washing machine with a power rating of 1.5 KW is operated in a domestic electric circuit that has a current rating of 5 A. the mains supply voltage is 220 v .what result do you expect and why?
2.calculate the maximum number of 60 w bulb that can be safely used in a circuit which has a fuse of 5 A the mains supply voltage 220 v.
3.an electric fuse of rating 3A is connected in a circuit in which an electric iron of power 1kw is connected which operates at 220V .what would happens. explain?
4.what would be rating -5A or 15 A of an electric fuse connected to an electric heater of rating 2.5 KW , 20V?
5.calculate the maximum number of 40 w bulbs that can be safely used in a circuit which has a fuse of 5A the mains supply voltage is 220 v.