Series circuit - Study guides, Class notes & Summaries

CSLB B LICENSE GENERAL CONTRACTOR EXAM BANK If unused mortar stiffens due to hydration of cement, what must you do? What minimum time must you wait before caulking or grouting new tiles? How long should you wait before installing tile on a shower pan? Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths greater than 0.5 and less than 1.5 tons/sq ft (tsf), are typical examples of: If 65 street lights are fed by a 2275 volt series circui...

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)...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? - Suicide Circuit You have an old DC motor ...

NETA level II exam questions & answers 2023 What is the preferred method of performing primary-injection testing on a low voltage circuit breaker with ground fault protection? Use of the manufacturer's test kit or rewiring the neutral CT input is the preferred method of primary-injection testing on a low voltage circuit breaker with ground fault protection, otherwise two poles can be connected in series to provide balanced secondary currents to the trip unit. At what current level does ...

Which of the following is true regarding a series circuit? - correct answerThe current flow is the same through all resistors. Which of the following is true regarding a parallel circuit? - correct answerIt has more than one path for current to flow. Which of the following is true regarding a series-parallel circuit? - correct answerIf 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) across a 1...

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? ...

CSLB B LICENSE GENERAL CONTRACTOR EXAM- QUESTIONS & ANSWERS (100% VERIFIED) CSLB B LICENSE GENERAL CONTRACTOR EXAM- QUESTIONS & ANSWERS (100% VERIFIED) If unused mortar stiffens due to hydration of cement, what must you do? - ANSWER - Discard the mortar What minimum time must you wait before caulking or grouting new tiles? - ANSWER - 24-48 Hours How long should you wait before installing tile on a shower pan? - ANSWER - 24 Hours Unstable dry rock, angular gravel, sandy loam, and coh...

EEE41L/ETE141L Lab 1: Ohm’s Law, KVL, and Voltage Divider Rule using Series Circuit 1.1 Objectives • Find the resistance of a resistor from its color code. • Measure voltage, current and resistance values using a digital multimeter. • Verify the validity of Ohm’s Law. • Test the voltage divider rule in a series circuit. 1.2 Introduction The digital multimeter (DMM) is one of the most useful devices to measure voltage, current and resistance. Most DMMs have three terminals an...

Zener current will decrease - ANSWER-Refer to figure 1. If the load resistance R2 is reduced by half what happens what happens to zener diode? 4v - ANSWER-Refer to figure 1. The zener diode is designed to breakdown at 6VDC what is the voltage drop across R1 with a constant DC supply of 10VDC 30 rpm - ANSWER-An elevators motor rotates at 1200 rpm at contract speed and is geard at a ratio of 40:1. If the motor turns 40 rpm the sheave turns 1 rpm. What is the actual speed of the drive sheave ...