08 & 09 January 2022 | Daily Current Affairs 2022 By Gaurav Sir

Daily Current Affairs 11 Feb 2020 | SSC-CGL, RBI, NDA, SBI, IBPS, Railways, UPSC

A house is fitted with seven tubelights of rating 220 V, 40 W each , two bulbs of rating 220 V, 60 W each, five fans each drawing a current of 0.4 at 220 V , and a heater of resistance 48.4 Omega . The main line power supplied to the house is at 220 V . Calculate the bill for the month of january if tubelights and bulbs are used for 6 h daily, fans for 1 h daily , and heater for 10 h daily. The electricity is to cost Rs. 2 per unit.

What volumee of 0.2M FeSO_(4) can be oxidized by a current of 0.965 ampere hour ? a. 0.07 L" "b.0.08 L" "c. 0.09L" "d. 0.1 L

In a silicon diode,the forward current changes by 2.5mA when the voltage changes from 0.08 to 0.09V then the forward dynamic ac resistance of the diode is