What is the correct size of Rigid Metal Conduit to install Six #250 kcmil copper type THW conductors?
As per the NEC code of 2008 For six conductors of #250 kcmil.
THW conductors the allowable RMC size is 3 inches
What is the correct size of Rigid Metal Conduit to install Six #250 kcmil copper type THW conduct...
What size Intermediate Metal Conduit is required for Four (4) #600 kcmil Type THW Conductors? A. 2" B. 2 1/2" C. 3" D. 3 1/2" E. 4" F. 5" G. 6" What is the minimum number of duplex outlets required along a 32 foot living room wall? A. 2 B. 3 C. 4 D. 5 E. 6 F. 7 G. 8 H. 9
RIGID METAL CONDUIT QUESTIONS Q1. What must be done to the conduit to ensure that conductors are not damaged when drawn into a raceway? and write rule number from canadian code book? Q2. Name 2 tyoes of rigid metal conduits Q3. Can Rigid Metal conduit it be bent? Q4. What is the minimum and maximum external thread length for 16mm Metal rigid Conduit?
Ten #3 AWG copper load carrying conductors with type THHW, 75oC insulation are installed in a rigid metal conduit, RMC. What is the final loaded allowable ampacity for each conductor?
1. The color of the outer finish of the insulation or tape marking a grounded conductor must be A. black B. green. C. white or gray D. yellow finish. 2. When the main bonding jumper in a residential el ectrical system is a screw only, the screw must be identified with a A. white B. red C. green D. black The grounding electrode conductor should be installed without a splice, unless the splice is made using exothermic welding or by...
pleas help me in this do any question you know using National Electrical Code 2011 Applied Electricity NEC worksheet t hree Copper conductors with THHN insulation run in Electrical A branch-circuit Consther conductors. The conductor terminations are rated for a maximum ure in the area of this installation is not expected to exceed 30C size 8 AWG, the maximum ampacity of the conductors If the conductors for this circuit are permitted A 40 amperes. B. 50 amperes. to be used...
What is the correct answer for the calculation of a volume (in mL) with measured numbers 28.58 ? 16 x 8.02 A) 0.22 mL B) 0.223 mL C) 57 mL D) 14 mL E) 14.3 mL Oc D A E The specific heat of copper is 0.0920 cal/g °C, and the specific heat of silver is 0.0562 cal/g °C. If 100 cal of heat is added to one g of each metal at 25°C, what is the expected result? A)...