A. Ammeter-Voltmeter Methods DATA TABLE 1 Purpose: To measure resistance values. 29.3 Voltmeter resistance R Accepted value of R DATA TABLE 2 24.6 Purpose: To measure resistance values. Rheostat Current I setting Rh ( ) Voltage V ( ) Resistance R ( ) Rheostat setting Rh Current I Voltage V R' = V/I ( ) ( ) () 1 ,011) A 1.760 1 .0117A 1.758 2 .0112 A 1.669 2 .0113 A 1.700 3 . 0106 A 1.592 3 .0107A 1.611 Average R Average R' Calculations (show work) Percent error of R Percent error of R' Ammeter resistance R 3

A. Ammeter-Voltmeter Methods DATA TABLE 1 Purpose: To measure resistance values. 29.3 Voltmeter resistance R Accepted value of R DATA TABLE 2 24.6 Purpose: To measure resistance values. Rheostat Current I setting Rh ( ) Voltage V ( ) Resistance R ( ) Rheostat setting Rh Current I Voltage V R' = V/I ( ) ( ) () 1 ,011) A 1.760 1 .0117A 1.758 2 .0112 A 1.669 2 .0113 A 1.700 3 . 0106 A 1.592 3 .0107A 1.611 Average R Average R' Calculations (show work) Percent error of R Percent error of R' Ammeter resistance R 3