1)how brownian motion can be increased in a gas?2)what are thermodynamic functions?give examples3)is it possible to have damped oscillations when a system is at resonance?4)could we ever construct a simple pendulum?explain5)why roads are banked at hill stations?6)prove that grad r =r/r7)the average speed of air molecules in a room is the order of speed of sound.what is their average velocity? kindly someone help me out as soon as possible
