For measuring temperature in the range of 2000^(@)C " to" 2500^(@)C, we should employ

For measuring temperature in the range of 2000^(@)C " to" 2500^(@)C, w

1.	For measuring temperature in the range of 2000^(@)C " to" 2500^(@)C, we should employ
Answer» GAS thermometer platinum-rhodium thermometer barometer pyrometer Answer :D