Impedance Study guides, Class notes & Summaries

CCDS IBHRE LATEST UPDATE ALREADY GRADED A Rheobase the lowest point on a strength duration curve at an infinitely long pulse duration Chronaxie time the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration Charge (formula) Charge= I(current) x T(time) Furman's formula Energy(microjoules)= I(current)xV(voltage)xT(pulse width) Ohms law formula Voltage(electromotive force)= I(current/flow of electrons) x R(resistance to current flow in ohms) Fu...

dysrhythmia aka arrhythmia - Correct answer - abnormal cardiac rhythms which can cause disturbances of: rate, rhythm, or both rate and rhythm how are dysrhythmias identified? - Correct answer Electrographic Waveform Analysis (ECG) what controls the rate and rhythm of the heartbeat? - Correct answer the heart's electrical system explain the heart's electrical system - Correct answer Each electrical signal (impulse) begins in a group of cells called the sinus node or sinoatrial (SA...

1. 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') 2. 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 3. A: Which of the following markings is used for non-conductive optical fiber gen- eral-purpose cables? A OFNG B OFCR C OFCP D OFNP 4. A: Whi...

BICSI - Installer 1-Exam Review (Complete 120 Questions With 100% Correct Answers 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') [correct Ans: - B 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 [correct Ans: - C Which of...

CCDS IBHRE Exam With 100% Correct Answers 2023 Rheobase the lowest point on a strength duration curve at an infinitely long pulse duration Chronaxie time the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration Charge (formula) Charge= I(current) x T(time) Furman's formula Energy(microjoules)= I(current)xV(voltage)xT(pulse width) Ohms law formula Voltage(electromotive force)= I(current/flow of electrons) x R(res...

Health-Related Components of Fitness: (FitnessGram assessment) • flexibility: sit and reach • muscular strength: push-ups • muscular endurance: curl-ups • cardiorespiratory fitness: PACER • body composition: skin-fold calipers, BMI or bioelectrical impedance skin-fold calipers device used to execute the pinch test to measure fat composition BMI Body mass index (BMI) is a measure of body fat based on height and weight - 1) Multiply the weight in pounds by 0.45 (the met...

1. What is the main electrical danger when using power tools? a. Excessive heat b. Low-resistance grounding c. Over-current d. Short circuit -️️ d. Short circuit 2. What is the most important feature for adequate equipment grounding? a. Insulation b. Low current c. Low-impedance path d. Over-current devices -️️ c. Low-impedance path 3. An explosion-proof enclosure: a. can withstand and contain an internal explosion. b. can withstand an external explosion. c. is identical to ...

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...

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 non-conductive optical fiber general-purpose cables? A OFNG B OF...

There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG correct answer: 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures correct answer: 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and one grounding conductor and on...