Instantaneous Voltages

Description : A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : (A) less than 66 kV (B) lie between 66 kV and 110 kV (C) more than 165 kV (D) lie between 110 kV and 165 kV

Last Answer : A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : lie between 66 kV and 110 kV

The voltages across various discs of suspension insulators having identical discs are different due to:

Description : The voltages across various discs of suspension insulators having identical discs are different due to: (A) Surface leakage currents (B) Series capacitance of lines (C) Shunt capacitance to ground (D) Series and shunt capacitances

Last Answer : The voltages across various discs of suspension insulators having identical discs are different due to: Shunt capacitance to ground

The sending end and receiving end voltages of a three-phase transmission line are 10 kV/ph and 9.5 kV/ph,

Description : The sending end and receiving end voltages of a three-phase transmission line are 10 kV/ph and 9.5 kV/ph, respectively. If the resistance drop is 150 V/ph and receiving end power factor is 0.8, the sending end power factor is (A) 0.745 lagging (B) 0.775 lagging (C) 0.8 lagging (D) 0.85 lagging

Last Answer : Vscos¢s-Vrcos¢r=IR

For cost and safety, the outdoor substations are installed for voltages above?

Last Answer : For cost and safety, the outdoor substations are installed for voltages above 33 kV.

Why transmission voltages are high?

Description : Why transmission voltages are high?

Last Answer : If current is high then I2R losses will be more .If I2R losses is more then heat generated is more. By heat or increasing temperature resistance will also be increase which will decrease ... voltage we are decreasing current which is advantageous. That's why transmission voltages is high.

Air Conditioning/ Electrical

Description : The coil of a transformer that is energized from a source of alternating voltage is known as the: A. low voltage winding B. high voltage winding C. primary winding D. secondary winding

Last Answer : C

Electricity or Air Conditioning

Description : There is a single-phase motor connected in parallel with an electric heater unit. If the heater is switched off, then the overall power factor angle of the circuit will: A. increase B. decrease C. stay the same D. none of the above

Last Answer : A

If there had been webcams and instantaneous communication like the internet back in 1945, would the US have dropped nukes on Nagasaki and Hiroshima?

Description : If there had been webcams and instantaneous communication like the internet back in 1945, would the US have dropped nukes on Nagasaki and Hiroshima?

Last Answer : I think the nature of war and technology has changed so much since then; if the question is If WW2 had been fought with technology from 2021, what would it have been like Then answer is no, ... the means or the ability to fully understand the thinking of that time in this age of relative peace.

Over what distance can quantum entanglement remain instantaneous?

Description : Over what distance can quantum entanglement remain instantaneous?

Last Answer : The space in which entanglement remains instantaneous is limitless. All things are connected by the ether, zero point field, collective consciousness, or whatever you want to call it, it is there, it ... your imagination more, after all your thoughts are much more of the universe than you realize.

The locus of instantaneous centre of a moving rigid body a.Epicycloid b.Straight line c.Involute d.Cycloid e.Centrode

Description : The locus of instantaneous centre of a moving rigid body a.Epicycloid b.Straight line c.Involute d.Cycloid e.Centrode

Last Answer : e. Centrode

Instantaneous centre for a rolling wheel on a straight track will be at a.107 dynes b.A c.B d.C e.D

Description : Instantaneous centre for a rolling wheel on a straight track will be at a.107 dynes b.A c.B d.C e.D

Last Answer : e. D

Explain instantaneous velocity ?

Description : Explain instantaneous velocity ?

Last Answer : The velocity of an object can vary from time to time , as the velocity of a moving object varies from moment to moment. In this case, the velocity of a particular moment is called instantaneous ... obtained by dividing the transition of the very short time interval in that moment by that short time.

Which one controls the instantaneous response ?

Description : Which one controls the instantaneous response ?

Last Answer : The spinal cord controls the instantaneous response.

What is meant by instantaneous speed ?

Description : What is meant by instantaneous speed ?

Last Answer : The speed of a particular moment of a moving object is called the instantaneous speed of the object.

What is instantaneous speed ?

Description : What is instantaneous speed ?

Last Answer : The speed of a particular moment of a moving object is called the instantaneous speed of the object.

Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Description : Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Last Answer : Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Explain the terms: 1. Acceleration 2. Average acceleration 3. Instantaneous acceleration

Description : Explain the terms: 1. Acceleration 2. Average acceleration 3. Instantaneous acceleration

Last Answer : Explain the terms: 1. Acceleration 2. Average acceleration 3. Instantaneous acceleration

Explain the terms: i. Average velocity ii. Instantaneous velocity iii. Average speed iv. Instantaneous speed

Description : Explain the terms: i. Average velocity ii. Instantaneous velocity iii. Average speed iv. Instantaneous speed

Last Answer : Explain the terms: i. Average velocity ii. Instantaneous velocity iii. Average speed iv. Instantaneous speed

If the motion of an object is described by x = f(t) write formulae for instantaneous velocity and acceleration.

Description : If the motion of an object is described by x = f(t) write formulae for instantaneous velocity and acceleration.

Last Answer : If the motion of an object is described by x = f(t) write formulae for instantaneous velocity and acceleration.

Define average velocity and instantaneous velocity. When are they same?

Description : Define average velocity and instantaneous velocity. When are they same?

Last Answer : Define average velocity and instantaneous velocity. When are they same?

Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t-pi//4)`. Match the following table, `{:(,

Description : Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t-pi//4)`. Match the following table, `{:(,

Last Answer : Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t ... power in one cycle",(S),"None"):}`

Can anyone let me know the similarities between the average and instantaneous rates of change?

Description : Can anyone let me know the similarities between the average and instantaneous rates of change?

Last Answer : The average rate of change is the rate of change between the start and the finish, not simply at one point in time.Suppose you want to get to your friend's house in a hurry. You start ... covering per one moment of time then. This will be greater than the instantaneous rate when you are walking.

How do you determine the instantaneous rate of change of compound interest compounded annually?

Description : How do you determine the instantaneous rate of change of compound interest compounded annually?

Last Answer : The derivative is at*ln(a) wheret is the time period, ln is the natural log and a is the multiplier for the annual interest rate: eg if the interest rate is r% then a = (1 + r/100).

The knock in diesel engine occurs due to A. instantaneous and rapid burning of the first part of the charge B. instantaneous auto ignition of the last part of the charge C. delayed burning of the last part of the charge D. reduction of delay period

Description : The knock in diesel engine occurs due to A. instantaneous and rapid burning of the first part of the charge B. instantaneous auto ignition of the last part of the charge C. delayed burning of the last part of the charge D. reduction of delay period

Last Answer : ANSWER : A

The mean effective pressure obtained from the engine indicator indicates the a. maximum pressure developed b. instantaneous pressure c. exhaust pressure d. average pressure

Description : The mean effective pressure obtained from the engine indicator indicates the a. maximum pressure developed b. instantaneous pressure c. exhaust pressure d. average pressure

Last Answer : ANSWER d. average pressure

IEEE stands for ___________ a) Instantaneous Electrical Engineering b) Institute of Emerging Electrical Engineers c) Institute of Emerging Electronic Engineers d) Institute of Electrical and electronics engineers

Description : IEEE stands for ___________ a) Instantaneous Electrical Engineering b) Institute of Emerging Electrical Engineers c) Institute of Emerging Electronic Engineers d) Institute of Electrical and electronics engineers

Last Answer : Answer: d Explanation: The IEEE is an organization of professionals in the field of electronics and electrical engineering. IEEE has given certain standards of its own which are followed in the field of computer science and electrical engineering

AC voltmeters are generally calibrated to read the ________. A. instantaneous voltage B. average voltage C. RMS voltage D. peak voltage

Description : AC voltmeters are generally calibrated to read the ________. A. instantaneous voltage B. average voltage C. RMS voltage D. peak voltage

Last Answer : Answer: C

An instantaneous-trip-type fuse will _____________. A. open as soon as the load current exceeds its set point B. allow a preset delay between overcurrent and melting C. open a circuit by using a time delay element with a magnetic trip D. reset itself when the overcurrent is corrected

Description : An instantaneous-trip-type fuse will _____________. A. open as soon as the load current exceeds its set point B. allow a preset delay between overcurrent and melting C. open a circuit by using a time delay element with a magnetic trip D. reset itself when the overcurrent is corrected

Last Answer : Answer: A

The arc resulting from the tripping of a circuit breaker is prevented from damaging the contacts by _____________. A. designing the contacts to open slowly B. directing the arc into an arc chute C. an inverse timed thermal trip for short circuit currents D. instantaneous magnetic trip for overload currents

Description : The arc resulting from the tripping of a circuit breaker is prevented from damaging the contacts by _____________. A. designing the contacts to open slowly B. directing the arc into an ... an inverse timed thermal trip for short circuit currents D. instantaneous magnetic trip for overload currents

Last Answer : Answer: B

What is the direction of current through the load resistor in the circuit shown in the illustration? EL-0085 A. Always from point 'Z' to the grounded end. B. Always from the grounded end to point 'Z'. C. It depends on the instantaneous polarity at point 'W'. D. It cannot be determined without a directional ammeter.

Description : What is the direction of current through the load resistor in the circuit shown in the illustration? EL-0085 A. Always from point 'Z' to the grounded end. B. Always from the grounded end to ... on the instantaneous polarity at point 'W'. D. It cannot be determined without a directional ammeter.

Last Answer : Answer: B

The instantaneous reduction in voltage of an AC generator, resulting from an increase in load, and prior to the automatic voltage regulator correcting the situation, is called voltage ____________. A. droop B. drop C. dip D. regulation

Description : The instantaneous reduction in voltage of an AC generator, resulting from an increase in load, and prior to the automatic voltage regulator correcting the situation, is called voltage ____________. A. droop B. drop C. dip D. regulation

Last Answer : Answer: C

anonymous · Answer 1 · 2020-04-21T09:27:29+0000

Answer :

Instantaneous Voltages

answered Apr 21, 2020 by anonymous

anonymous · Answer 2 · 2020-04-21T09:33:07+0000

.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

anonymous · Answer 3 · 2020-05-24T10:53:19+0000

Instantaneous value: The value of an alternating quantity at a particular instant is called the instantaneous value of the quantity at that instant.

Maximum Value: The maximum or peak value attained by an alternating quantity during a cycle is called the maximum value or amplitude of the quantity.

Instantaneous Voltages

Please log in or register to add a comment.

Please log in or register to answer this question.

3 Answers

Answer :

Please log in or register to add a comment.

Answer :

Please log in or register to add a comment.

Answer :

Please log in or register to add a comment.

Related questions