Three phase power delta - Study guides, Class notes & Summaries

GED Test 740 Questions with Verified Answers "WOW! Mom rides a kayak at noon." How are the underlined words alike? - CORRECT ANSWER They are palindromes Who was the author of Common Sense: Thomas Paine or Thomas Jefferson? - CORRECT ANSWER Thomas Paine What is NOT a real shark: hammerhead, shovelhead, or tigerhead? - CORRECT ANSWER tigerhead What is the force that slows down an object or stops its motion? - CORRECT ANSWER friction Which is greater than 90 degrees: an acute angle...

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - correct answer current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - correct answer True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage will be _...

Stationary Engineer Electric Exam Questions and Answers 100% Pass An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - Correct Answer ️️ - current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - Correct Answer ️️ -True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn ...

Industrial Red Seal Practice Exam Questions and Answers Already Passed NB: Answers appear before each question and are highlighted in yellow. B Which meter will be damaged when used on an energized circuit? A) A wattmeter. B) An ohmmeter. C) An ammeter. D) A voltmeter. D The open circuit voltage of a lead acid battery is 39 Volts, and the terminal voltage is 35 Volts when connected to a 141 Amp load. What is the internal resistance of the battery? A) 4.0 ohms. B) 1.7 ohms. C) 0.283 ohms. D)...

Name: ________________________ ECE 476 Exam #1 Tuesday , October 11, 2011 Closed book, closed notes One note sheet allowed Total 1. ________ / 25 2. ________ / 20 3. ________ / 25 4. ________ / 30 ________ / 100 1. (25 points total) A 3, 300 mile, 345-kV line has series impedance of z = 0.03 + j0.4 /mile and shunt admittance y = j5.0 x 10-6 mho/mile. (9 pts) a. (9 pts) b. (7 pts) c. Calculate the line's characteristic impedance Zc and the propagation constant  Init...

NETA 2 Test Exam Guide Questions and Answers Verified 2024 Under what considerations can tag out without lock out be permitted? - CORRECT ANSWER-***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. - CORRECT ANSWER-Inverter Identify the contact pictured above. (NC and NO separated by a node) - CORRECT ANSWER-Form C When applying personal protective grounds, which end...

A metallic shore power inlet becomes hot to the touch. Which would not be a contributing factor? - correct answer Temperature rating of shore-cord insulation An inter-circuit short can cause: - correct answer " All of the above; Unrelated circuits to operate simultaneously; Components to work at reduced capacity; An over-current situation" Which of the following is addressed by ABYC A-32? - correct answ...

For a given number of poles, which of the following determines the speed of an AC motor? Frequency The terminals of a motor can be identified using a battery and a(n) _____. voltmeter The stationary magnet of a DC motor is represented by the ______. field poles Any exposed live parts must be guarded if they are operating at ______. 50V or more between terminals The synchronous speed at which a four-pole, 60Hz induction motor operates is _____. 1,800rpm In ...

Practice Test NERC Questions And Answers 2024 A transmission line is operating with a voltage phase angle different of 30 degrees between the sending Vs and the receiving bus Vr. If the receiving end load is suddenly increased, the voltage phase angle difference will be? - ANSWER-The phase angle will increase. When load is increased phase angle will increase. A load has a power factor of 0.9 lagging. If the load draws 100 MVA, what is the MW draw? - ANSWER90 pf= mw/mva The high side of...

Stationary Engineer Electric Exam Questions With Correct Answers Latest 2024/2025 (Graded A+) A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage will be ____________ volts. - Answer 200 A 20-ohm resistor is connected in series with a parallel combination of two resistors, one of which is 10-ohms, the other 40-ohms. If the voltage across the parallel combination is 40 volts, ...