Conversion of heat into electrical energy can be achieved by Accroding to newton's law of cooling (provided the difference of temperature is small ), the rate of loss of heat is proportional to

Conversion of heat into electrical energy can be achieved by Accroding

1.	Conversion of heat into electrical energy can be achieved by Accroding to newton's law of cooling (provided the difference of temperature is small ), the rate of loss of heat is proportional to
Answer» transistor voltmeter thermocouple photo-electric cell Answer :C