Which of the following is true of a step-up transformer?

(a). What is the wavelength of the peak of the blackbody radiation curve for the human body (T = 310K)?                                                                                                                                                                                                  (1.5 points) (b).       A blackbody in the shape of a cylinder has a surface area of 0.978 m 2. If the temperature of the black body is 1226.85oC, how much energy does it emit each            second?                                                                              (2.5 points)

(a).       The average television is said to be on 6 hours per day. If the television is rated 175 W, estimate how much energy (in J and in kW-hr) is consumed during the             6 hours per day operation.                                                                                                                (2.5 points)    (b).         If the television operates on 240 V source, what is the resistance of the appliance?             (1.5 points)    

At 2100 on 7/18/xx, the evening nurse is preparing to administer a dose of phenytoin for a patient who was admitted with new onset of seizures. The provider’s order reads: After loading dose, administer phenytoin 275 mg IV twice a day.   The nurse finds an open multi-dose vial of phenytoin in the patient’s medication drawer labeled with the following information: 7/16/xx – 2100 P.L., RN Beyond-use-date: 7/18/xx – 2100  

A bottle of Azithromycin Oral Suspension USP 100 mg/5 mL is available. The following reconstitution instructions are on the drug label: DIRECTIONS FOR RECONSTITUTION: Prepare suspension by adding a total of 9 mL water to the bottle. 15 mL is the total reconstituted volume Shake well before each use. After reconstitution, what is the total amount in the bottle?

The nurse starts 500 mL of IV fluid by gravity at noon. The nurse has an IV tubing with a drop factor of 15 gtt/mL. The IV is to infuse at 125 mL/hr. The IV tubing should be regulated to deliver _____ gtt/min.  

The nurse has the following new IV order: Start 500 mL D5W at 80 mL/hr. The IV is to be infused by IV pump. In reading the IV order, the nurse is correct to:

The pediatric nurse is assigned to a 14-year-old patient with Ewing sarcoma who is beginning chemotherapy today. The patient weighs 45 kg. The oncologist orders ondansetron 8 mg IV infusion 30 minutes before chemotherapy, repeat 4 hr after completion of chemotherapy. The drug reference states the following about ondansetron:   The nurse’s priority action is to:

An 11-year-old client weighing 36 kg is to receive acetaminophen. The drug reference indicates PO (children 1 to 12 yr): 10 to 15 mg/kg/dose every 4 hr.  What is the recommended maximum daily dose (mg) for the client? Record your answer using a whole number _____ mg/day

The nurse indicates an understanding of the calibrations in the 50 mL syringe when the volume in the syringe is read as: