Saturday 30 May 2020

AIIMIIT KWH numericals

1.what is relation between KWH and joules
2.what is difference between KWH and KW
3.what is no of units consumed by tv of 1000w in 10 hrs by 1 tv
4.what is total no of units consumed by 2 tv of 2000w used daily for 10 hrs and 3 fans of 100w power used daily for n20 hrs.in a month of 30- days
5.what is total no of units consumed by 2 tv of 1000 watt each daily for 5 hrs,3 fans of 200 watts daily for 20 hrs,4 bulbs of 100 w daily used for 10 hrs. in a month of 30 days .
also calculate cost of electricity bill if each unit costs 2 rs
6.find the units and bill generateds by house hold usage of fallowing instuments in month of april
a]one tv of 1000 watt for 10 hrs daily
b]1 fridge of 2000watts used daily for 24 hrs
c]ac of 2000 w daily used for 10 hrs
d]4 bulbs of 60 w daily used for 10 hrs
if bill is generated in slab rate.
first 100 units 2 rs
next 100 units 3 rs
thereafter 5 rs for each unit 

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