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define what is meant by an analog circuit name the two laws that are used to analyze electrical circuits list the
1 design an op-amp circuit to implement an analog pd controller action select components to give a kp gain value of 5
a carpet of length x is lying on the floor it is folded to half of its length backwards over itself what is the new
a refrigeration system is to cool bread loaves with an average mass of 450 g from 22 to -10degc at a rate of 500 loaves
a motor lorry frame cadebfg can beconsidered as a beam 42mlong and freely supported at point a and b 3m apart the frame
1 a population having a biomass of 2 mgl at t 0 days reaches a biomass of 139 at t 10 days assuming exponential
the isothermal first-order reaction of gaseous a occurs within the pores of a spherical catalyst pellet the reactant
derive the transfer function for the integrator in the dual-ramp converter and show that it has the functional form of
two engineers wish to estimate the distance across a lake one pounds two rocks together under water on one side of the
a 1500-kg automobile traveling at 100 kmh is suddenly grabbed by a hook and all of its kinetic energy is dissipated in
the mass of all the air in the atmosphere contained above a 1-m2 area is to be contained in a spherical volume estimate
an airstream flows with no heat transfer such that the temperature changes from 20degc to 150degc if the initial
a oil with s 086 is being transported in a pipe calculate the pressure if a u-tube manometer reads 95 in hg the oil in
air flows from a tank maintained at 5 mpa absolute and 20degc it exits a hole and reaches a pressure of 500 kpa
gasoline fills a tank 4 m in diameter and 6 m long calculate the force that the gasoline exerts on one end of the tank
the sides of a triangular area measure 2 m 3 m and 3 m respectively calculate the force of water on one side of the
a large blimp is proposed to travel near the earths surface if the blimp resembles a large cylinder 1500 m long with a
an object is constructed of a material lighter than water it weighs 50 n in air and a force of 10 n is required to hold
a car ferry is essentially rectangular with dimensions 25 ft wide and 300 ft long if 60 cars with an average weight per
a 4-ft-long 1-in-diameter shaft rotates inside an equally long cylinder that is 102 in in diameter calculate the torque
calculate the pressure in the small 10- m-diameter droplets that are formed by spray machines assume the properties to
write an expression for the maximum diameter d of a needle of length l that can float in a liquid with surface tension
find an expression for the maximum vertical force f needed to lift a thin wire ring of diameter d slowly from a liquid
a group of explorers desired their elevation an engineer boiled water and measured the temperature to be 82degc they