Determine the dimensions of the coefficients A and Bin the dimensionally homogeneous equation: d^2x/dt^2 + A dx/dt + Bx = 0 where x is length and t is time. If F is a force and x is a length, what are the dimensions of (i) dF/dx, (ii) d^3F/dx^3, and (iii) integral Fdx in FLT system.

Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.

The filament of an incandescent lamp has a temperature of 2000k. calculate the fraction of radiation emitted in the visible light band if the filament is approximated as blackbody

Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.