An ideal transformer has 60 turns on its primary coil and 300 turns on its secondary coil. If 120 V at 2.0 A is applied to the primary,
(a) what voltage is present in the secondary?
(b) what current is present in the secondary?
Question 2
A sample of ideal monatomic gas is cooled by 50.0 C at constant volume by removing 831 J of energy from it. How many moles of gas are in the sample? (R = 8.31 J/mol K)
A) 2.50 mol
B) 1.50 mol
C) 1.33 mol
D) 1.00 mol