Answer
$a)$ No, according to first law all the vitality can be transformed one shape to another frame.
$b)$ Yes, it disregards Kelvin-Planck articulation of second law of thermodynamic, according to Kelvin-Planck proclamation net measure of work can't be delivered by trading heat with single store i.e. there might be another repository to dismiss warm. subsequently 100 % proficiency isn't conceivable
Work Step by Step
$a)$ No, according to first law all the vitality can be transformed one shape to another frame.
$b)$ Yes, it disregards Kelvin-Planck articulation of second law of thermodynamic, according to Kelvin-Planck proclamation net measure of work can't be delivered by trading heat with single store i.e. there might be another repository to dismiss warm. subsequently 100 % proficiency isn't conceivable
