If an electric iron of 1200 watt is used for every 30 minutes everyday. Find the electric energy consumed in the month of April
vikaspatra121oyy8c1
Asked:
December 2022
Calculate the electricity bill amount on a month of april,if four bulbs of 40 watt for 5 hours,4 tubelights of 60 watt for 5 hours,1 tv of 100 watt for 6 hours,a washing mashine of 400 watt for 3 hours are used per day.The cost per unit is 4
vikaspatra121oyy8c1
Asked:
December 2022
helium atom has a atomic mass 40 and two protoans in its nucleus.How many neutron does it have?