Let the position of a particle at any time be given by x=a
andy=bt2 where a and b are constants. find the
rectangularand polar compounents of its velocity and acceleration
(a) at anytime b) when a =12 cm and b=1 cm/sec2, and
t=3sec.

Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned

An air conditioning system consist of a 5 cm diameter pipe, operating at a pressure of 200 kpa. the air initially enters the pipe at 15°c with a velocity of 20 m/s and relative humidity of 80%. if the heat supply throughout the process is 960 w, determine the relative humidity and the temperature at the outlet

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false