Answer

Calculation 11. In a hyd the are 12. Air D False True O False True or false, 4 points each O True 13. 7. True or false? a) In a radiation process, air is required to transfer heat. O False b) Heat can flow from a cold object to a hot object if an O True D False external work is involved in the process. True ") An isobaric process makes a hot-air balloon rise. d) It is possible to build a heat engine that is 100% efficient. C 8. True or false? W > On W = QM Te False a) Diagram A represents a heat engine. O True b) Diagram A represents a heat pump. 0 True False c) It is possible for a heat engine to work O True False as presented in the diagram B. d) It is impossible for a heat engine to work O True False as presented in the diagram C. 9. True or false? a) Electrons can move freely in insulators. True b) Cutting a magnet in half will not separate the magnetic poles. False c) Magnetic forces can do a work on electric charges. True False d) Transformer can be used to step-up a DC voltage. True False 10. True or false? True False a) Two 1.5-V batteries connected in parallel will produce 3 V. b) Two 1.5-V batteries connected in series will produce 3 V. True ) The equivalent resistance of resistors connected in parallel False True is always less than the smallest one in this configuration. False d) The equivalent capacitance of capacitors connected in parallel True is always less than the smallest one in this configuration. False True False