The acceleration of particle is defined by the relation a= -k/x. It has been experimentally determined that v=15 ft/s and x=0.6 ft and that v=9 ft/s when x=1.2 ft. Determine (a) velocity of the particle when x=1.5ft (b) Position of the particle at which its velocity is zero.

Ahot wire operates at a temperature of 200°c while the air temperature is 20°c. the hot wire element is a tungsten wire of 5 um diameter and 2 mm in length. plot using excel current, heat transfer and heat generated by the wire for air velocity varying from 1-10 m/s in steps of lm/s? matlab the sensor voltage output, resistance, or assume nu 0.989 re033pr13 take air properties at tr (200°c20°c)/2 = 110°c properties of tungsten: c 0.13 kj/kg. k 3 p 19250 kg/m k (thermal conductivity) = 174 w/m. k

Determine the damped natural frequencies and the steady state response of a decoupled damped forced two degrees of freedom system. 10ä1 + 2q1 20q1 10 cos t; 10q2 +4q2 + 40q2 10 cos t

Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false