When the meter is unsufficiently damped, it is considered as ___

When the meter is unsufficiently damped, it is considered as ___
by

1 Answer

Answer :

underdamped
by

Related questions

___ meter is the most sensitive

Description : ___ meter is the most sensitive

Last Answer : 1uA

___ has a series RC combination in one arm and a parallel RC combination in the adjoining arm and used as a notch filter in harmonic distortion analyzer.

Description : ___ has a series RC combination in one arm and a parallel RC combination in the adjoining arm and used as a notch filter in harmonic distortion analyzer.

Last Answer : wein bridge

When the capacitors of a Wein Bridge are replaced by inductors, the bridge becomes ___

Description : When the capacitors of a Wein Bridge are replaced by inductors, the bridge becomes ___

Last Answer : Wein Inductance Bridge

Induction type instruments are mostly used as ___

Description : Induction type instruments are mostly used as ___

Last Answer : watt-hour meter

For amplitude measurements, ___ scale is calibrated in either volts per centimeter (V/cm), or millivolts per centimeter (mV/cm)

Description : For amplitude measurements, ___ scale is calibrated in either volts per centimeter (V/cm), or millivolts per centimeter (mV/cm)

Last Answer : vertical

___ ammeter is used to measure high-frequency currents.

Description : ___ ammeter is used to measure high-frequency currents.

Last Answer : thermocouple

A wheatstone bridge is balanced if ___

Description : A wheatstone bridge is balanced if ___

Last Answer : the ratio of resistors on one side of the bridge equals the ratio of resistors on the other side

In a moving coil ammeter, a ___ is connected in series with the coil to compensate for temperature variations

Description : In a moving coil ammeter, a ___ is connected in series with the coil to compensate for temperature variations

Last Answer : swamping resistors

In VTVMS, ___ refers to the smallest signal that can be reliably measured

Description : In VTVMS, ___ refers to the smallest signal that can be reliably measured

Last Answer : sensitivity

The time interval that a waveform is high (or low) is the ___ of the signal.

Description : The time interval that a waveform is high (or low) is the ___ of the signal.

Last Answer : pulse width

The time interval between pulses is called ___

Description : The time interval between pulses is called ___

Last Answer : pulse delay

A measure of consistency or repeatability of measurements is called. ___

Description : A measure of consistency or repeatability of measurements is called. ___

Last Answer : precision

___ is used for measuring medium Q coils

Description : ___ is used for measuring medium Q coils

Last Answer : Maxwell Bridge

Current range extension in moving coil instruments can be achieved by placing a ___ in shunt with the instrument.

Description : Current range extension in moving coil instruments can be achieved by placing a ___ in shunt with the instrument.

Last Answer : low resistance resistor

Error in voltmeter is due to ___

Description : Error in voltmeter is due to ___

Last Answer : loading

In an oscilloscope, ___ adjusts the brightness of the spot by chaning the current on the control grid.

Description : In an oscilloscope, ___ adjusts the brightness of the spot by chaning the current on the control grid.

Last Answer : intensity control

For time measurements, ___ scale of the scope is used.

Description : For time measurements, ___ scale of the scope is used.

Last Answer : horizontal

High sensitive DC voltmeter provides accurate reading when measuring ___ circuits.

Description : High sensitive DC voltmeter provides accurate reading when measuring ___ circuits.

Last Answer : high resistance

High sensitive DC voltmeter provides accurate reading when measuring ___ circuits.

Description : High sensitive DC voltmeter provides accurate reading when measuring ___ circuits.

Last Answer : high resistance

For a dynamometer to be able to measure high current, a ___ should be used.

Description : For a dynamometer to be able to measure high current, a ___ should be used.

Last Answer : current transformer

The ___ provides the visual display showing the form of the signal applied as a waveform on the front screen of a cathode ray oscilloscope

Description : The ___ provides the visual display showing the form of the signal applied as a waveform on the front screen of a cathode ray oscilloscope

Last Answer : CRT

An electrodynamic meter used t measure power

Description : An electrodynamic meter used t measure power

Last Answer : wattmeter

Type of power-line frequency meter composed of vibrating iron reed placed in alternating magnetic field

Description : Type of power-line frequency meter composed of vibrating iron reed placed in alternating magnetic field

Last Answer : Vibrating Reed Type

The only use of voltage senstive meter movement

Description : The only use of voltage senstive meter movement

Last Answer : very low voltage measurement

It is the reciprocal of the full-scale current of a meter

Description : It is the reciprocal of the full-scale current of a meter

Last Answer : sensitivity

Calculate the series resistance needed to convert a D' Arsonval meter with FSD of 100uA and a meter resistance of 1kohm to a voltmeter with 10V FSD.

Description : Calculate the series resistance needed to convert a D' Arsonval meter with FSD of 100uA and a meter resistance of 1kohm to a voltmeter with 10V FSD.

Last Answer : Rs=10V/100uA - 1kohm = 99kohm

A meter when __ will become insensitive to small signals

Description : A meter when __ will become insensitive to small signals

Last Answer : overdamped

Insulation resistance is measured by which meter?

Description : Insulation resistance is measured by which meter?

Last Answer : megger

Type of power-line frequency meter device utilizing a principle of balancing an indicator needle at center of a scale using magnetic fields opposing each other.

Description : Type of power-line frequency meter device utilizing a principle of balancing an indicator needle at center of a scale using magnetic fields opposing each other.

Last Answer : magnetic type

A meter has a full-scale current of 50uA, what is its sensitivity?

Description : A meter has a full-scale current of 50uA, what is its sensitivity?

Last Answer : Is=1/50uA=20kohm/V

Errors due to frictions of the meter movement, incorrect spring tension, improper calibration or faulty instruments:

Description : Errors due to frictions of the meter movement, incorrect spring tension, improper calibration or faulty instruments:

Last Answer : instrument errors

What is that meter that depends for its operation on the forces attraction and repulsion

Description : What is that meter that depends for its operation on the forces attraction and repulsion

Last Answer : electrostatic instrument

A type of meter that gives a precise reading of voltage, current or resistance where there is the generation of samples at the input and then feeds it to a digital read-out.

Description : A type of meter that gives a precise reading of voltage, current or resistance where there is the generation of samples at the input and then feeds it to a digital read-out.

Last Answer : DMM

A tunable RF instrument, which, by means of a sharp dip of an indicating meter, indicates resonance with an external circuit under test

Description : A tunable RF instrument, which, by means of a sharp dip of an indicating meter, indicates resonance with an external circuit under test

Last Answer : dip meter

What is the most common type of meter movement?

Description : What is the most common type of meter movement?

Last Answer : D' Arsonval

In meter movement, how do oyu prevent the meter from oscillating and overswing?

Description : In meter movement, how do oyu prevent the meter from oscillating and overswing?

Last Answer : by damping

What type of instrument is the watt-hour meter?

Description : What type of instrument is the watt-hour meter?

Last Answer : an integrating

Calculate the shunt resistance needed to increase the FSD of an ammeter 5 times if the meter resistance is 1kohm

Description : Calculate the shunt resistance needed to increase the FSD of an ammeter 5 times if the meter resistance is 1kohm

Last Answer : 250ohms

A galvanometer with 20 ohms coil resistence has a full-scale deflection of 10 mA. A 0.02 ohm is placed across the meter to increase its rating capacity. What is the new full scale current for the meter?

Description : A galvanometer with 20 ohms coil resistence has a full-scale deflection of 10 mA. A 0.02 ohm is placed across the meter to increase its rating capacity. What is the new full scale current for the meter?

Last Answer : False.

An ammeter has a full-scale deflection current of 100mA. If the same ammeter is used to measure a full-scale current of 1.0ampere, what is the value of the shunt resistor in ohms if the voltage across the meter is 9.0 volts?

Description : An ammeter has a full-scale deflection current of 100mA. If the same ammeter is used to measure a full-scale current of 1.0ampere, what is the value of the shunt resistor in ohms if the voltage across the meter is 9.0 volts?

Last Answer : 10 ohms

Attraction and repulsion instruments are considered

Description : Attraction and repulsion instruments are considered

Last Answer : moving iron instruments

Considered as the "heart" of the cathode ray oscilloscope.

Description : Considered as the "heart" of the cathode ray oscilloscope.

Last Answer : cathode ray tube (CRT)

What is a filter used for ?

Description : What is a filter used for ?

Last Answer : The half wave and full wave signals are pulsating D . C . voltages. The use of such voltages is limited to charging batteries, running D. C. motors, and a few other applications. What we really ... voltage from a battery. To get a constant voltage from this, we can use a capacitor input filter. 

What is Zener Diode ? What is a voltage Regulator ?

Description : What is Zener Diode ? What is a voltage Regulator ?

Last Answer : The breakdown region of a p n diode can be made very sharp and almost vertical Diodes with almost vertical breakdown region are known as Zever Diodes. A Zener diodes operating in the breakdown ... VOLTAGE REGULATOR : The output remains constant despite changes in input voltage due to Zever effect.  

What is transistor ? What are the different types ?

Description : What is transistor ? What are the different types ?

Last Answer : A transistor is a three lagged semi conductor device. Basically a transistor means (transfer - resister). Whether the transistor is pnp or npn it resembles two diodes (back to back). The one of the left ... transistor : Emitter - Base - Forward Bias. Collector - Base - Reverse Bias. 

What is CB, CE and CC configuration ?

Description : What is CB, CE and CC configuration ?

Last Answer : Buffer : A device or a circuit used to isolate two pt'ne circuits or stages. The emitter follows is a example of buffer. Alpha = IC / IE Beta = IC / IB

How will you test a transistor with a multimeter. ?

Description : How will you test a transistor with a multimeter. ?

Last Answer : 1. Emitter +ve of meter and Base -ve output = Low resistance 2. Emitter -ve of meter and base +ve output = High resistance. 3. Collector +ve and Base -ve output = Low. 4. Collector -ve and base +ve output = High. Emitter : Collector = High Resistance. PNP : Opposite Results. 

What is a thyristor ? What are its uses ?

Description : What is a thyristor ? What are its uses ?

Last Answer : A thyristor is a special kind of semi conductor device that uses internal feedback to produce latching action. Use : Used for controlling large amounts of load power in motors, heaters, lighting systems etc ... the latches like a open switch. This latch will always stay in open or close position.  

What does a transmitter output start from 3-15 psi or (0.2 - 1 Kg/Cm2) or 4 - 20 ma. etc. ?

Description : What does a transmitter output start from 3-15 psi or (0.2 - 1 Kg/Cm2) or 4 - 20 ma. etc. ? 

Last Answer : The transmitter output stance from what is known as "live zero". This system has specific advantages : 1. The systems automatically alarms when the signal system becomes inoperative. ... transmitter operating, but transmitting a zero measurement and a failure, in the signal system. 

What are Intrinsically safe system ?

Description : What are Intrinsically safe system ?

Last Answer : Intrinsic safety is a technique for designing electrical equipment for safe use in locations made hazardous by the presence of flammable gas or vapors in air. "Defn. :" Intrinsically safe circuit is ... , unfortunately, been adopted in all countries. However two sets of codes in common use are.