Ohms Study guides, Class notes & Summaries

Level 2 Module 1 Alternating Currents 2:1 What is the step-down turns ratio of a transformer with 200 turns in the primary and 100 turns in the secondary? induced high voltage Opening the secondary of a CT under load will cause a dangerous level of___. 40Hz What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second? 340V Given: A circuit has an rms voltage of 120VAC. What is the peak-to-peak voltage? 175V A circuit has a peak voltage of 275V....

GCSE COMBINED SCIENCE: TRILOGY 8464/P/1H Physics Paper 1H Version: 1.0 Final *JUN238464P1H01* IB/M/Jun23/E6 8464/P/1H For Examiner’s Use Question Mark 1 2 3 4 5 6 TOTAL Thursday 25 May 2023 Morning Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the Physics Equations Sheet (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should be used for drawing. • Fill in the boxes...

NCCER Electrical module 3 (intro to electrical circuits) Exam Questions And Answers All Verified a circuit has a source voltage of 50v and a current of 10A, what is the power in watts? - ANS 500w voltage is defined as the? - ANS driving force that makes current flow in a circuit if a circuit has 12 amps of current and the resistance is 20 ohms, the applied voltage is? - ANS 240 volts if two 10 ohm resistors are connected in series, what is the total resistance of the resistors? ...

BICSI Installer 1 Study Guide with Complete Solutions 25-pair color code - Correct Answer White - Blue, orange, green, brown, slate Red - Blue, orange, green, brown, slate Black - Blue, orange, green, brown, slate Yellow - Blue, orange, green, brown, slate Violet - Blue, orange, green, brown, slate Fiber color code - Correct Answer Blue, Orange, Green, Brown, Slate, White, Red, Black, Yellow, Violet, Rose, Aqua NVP - Correct Answer Nominal Velocity of Propagation Insertion loss - C...

if a combination audible/visible appliances are installed, the location of the installed appliance shall be determined by the requirements of Answer - the visible appliance what is the maximum number of 12-gaugeTHHN conductors that can be installed in 1-inch EMT Answer - 26 Do you resistors are connected in parallel. R1 = 300 Ohms, R2 = 300 Ohms. What is the equivalent resistance? Answer - 150 Ohms I room is 200 feet long and 100 feet wide, and the 8 foot high ceiling is smooth and flat...

The 2 main considerations concerning the existing cabling are? - correct answer Grandfathered system Abandoned cable 11-25 The type of cutover where cross-connects are relocated one pair after another until completed is called a - correct answer rolling cut 11-28 Which practice involves moving the customer to a temporary office space until their section of the retrofit is completed and then moving them back to their recabled office space? - correct answer Swing space phasing Whic...

BICSI - Installer 1 – Exam Review | 120 Questions | 100% Correct Answers B A third 90-degree bend may be permitted in a conduit run if the run does NOT exceed ______? A 5 m (16.5') B 10 m (33') C 15 m (50') D 30 m (100') C Which of the following is a property of an electromagnetic field built around a conductor that opposes any changes in current flow in a circuit? A Impedance B Capacitance C Inductance D Resistance A Which of the following markings is used for no...

If a circuit has a voltage of 30 volts and a current of 2 amps, what is the resistance? CORRECT ANSWER 15 ohms If a stator in wye configuration reads 120 VAC line-to -neutral, what should the line-to-line voltage be? CORRECT ANSWER 208 VAC What is the term used to refer to the common connection point/fourth terminal created when you connect a stator in wye configuration? CORRECT ANSWER Neutral The best way to integrate safety on the job site? CORRECT ANSWER Planning and checklists Th...

NCCER Electrical Level 1 Mod 4 Electrical Theory Which of the following is true regarding a series circuit? The current flow is the same through all resistors. Which of the following is true regarding a parallel circuit? It has more than one path for current to flow. Which of the following is true regarding a series-parallel circuit? If a circuit is reduced to an equivalent series circuit, the total resistance is found by adding the loads. Two branches of a circuit (R1 and R2)...

In BAEP's, cochlear nucleus lesion causes? Increased III-V, increased I-V Which modality is most useful in monitoring the integrity of the corticospinal tracts during resection of an intramedullary spinal cord tumor? D-Waves The stimulus used in a brainstem auditory evoked potential study is a click with a peak acoustic power in the range of 2000 to 4000Hz Which of the following tibial nerve responses is not a near field response? N31 How many amperes of current w...