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the compression stroke. and the gas does 60.000 joules 1- A particular heat engine does 10,000] of work on a gas on . . . dicates the network done h} the heat engine In of work on the power stroke. Which of the following Pl' diagrams in one cycle? p i 50.000 J 50.000 J v ''* V (a) (d) 2. Two long parallel Wires 2.5 meters apart are each carrying 0.50 ampere of current. as shown. Find the magnetic eld at point P clue to the current in the top wire. 1 2 3. The heat of fusion of gold is 61.5 >1 103 J/kg. The melting point of gold is 1063C. If 536 grams of gold is melted. What is the change in entropy? 4. (2.) Find 13 in this circuit. (b) Then nd 12 ifan ammeter whose I :_ . . ., . t reststance is 0.150 ohm is used to measure the current I]. 30.0 V ; 25.0 D 5. A four-loop coil is pierced by 600 webers of ux. as shown. The Hm is reduced to 200 webers in 8 seconds. Find the average value ofthe induced voltage