Which of the following bridges are used in thermal conductivity analyzers?
A. Wheatstone bridge
B. Kelvin’s bridge
C. Anderson’s bridge
D. Schering’s bridge
Answer:A
Which of the following bridges are used in thermal conductivity analyzers?
A. Wheatstone bridge B. Kelvin’s bridge C. Anderson’s bridge D. Schering’s bridge
Explanation: Wheatstone bridge is generally used in thermal conductivity analyzers. Themistors or hot-wires can be used as filament.