The region R < a in spherical coordinates has an electric field intensity of R = - Examine both sides of the divergence theorem for this vector field.

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1. The only exception to the need for all information technology equipment to be satisfactorily grounded is where the equipment is A. DC powered.B. backup generator powered. C. double-insulated.D. isolated equipment. 2. Which section of the National Electrical Code lists sizing requirements for wire-type equipment grounding conductors? A. 250.66 B. 250.118 C. 250.4 D. 250.122 3. Which of the following statements about grounding electrical equipment is true?A. If no wire-type equipment grounding conductors are present with the branch circuits, the equipment grounding terminal bar isn't required.B. Grounding electrical equipment increases the possibility of metal parts remaining energized.C. The nonmetal parts of some electrical equipment are required to be connected to an equipment grounding conductor. D. Equipment grounding conductors can be spliced together outside of a grounded metal box. 4. Which of the following is a condition that must be met in order to qualify for the exemption…

10.A. Which of the following is required in each separate service disconnecting means?A. Grounding electrodeB. Service conductorC. Main bonding jumperD. Equipment grounding conductor10.B. When sizing an equipment bonding jumper on the load side of an overcurrent protective device, thesize of the conductor jumper is based on theA. current rating of the protective device.B. size of the feeder's equipment grounding conductor.C. size of the grounding electrode conductor.D. size of the conductors feeding the protective device.10.C. Grounding clamps are typically suitable for connecting how many conductors?A. OneB. ThreeC. FourD. Two