Wien bridge is useful for measuring

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Wien bridge is useful for measuring High frequency.

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Related questions

A Wien bridge is used to measure

Description : A Wien bridge is used to measure (A) quality factor of a coil (B) audio frequency of a signal (C) capacitance of a capacitor (D) inductance of a coil 

Last Answer : D)  Inductance of a coil

Maxwell-Wien bridge is used to measure

Last Answer : Maxwell-Wien bridge is used to measure Inductance.

Which of the following bridge is frequency sensitive: a) Wheatstone bridge b) Maxwell bridge c) Anderson bridge d) Wien bridge

Description : Which of the following bridge is frequency sensitive: a) Wheatstone bridge b) Maxwell bridge c) Anderson bridge d) Wien bridge

Last Answer : Ans: C

Which of the following is true with respect to Wien Bridge?

Description : Which of the following is true with respect to Wien Bridge? A) It does not require equal values of R or C  B) It requires that R and C values of all components must be equal C) It requires that all resistors should have equal values D) None of these

Last Answer : Which of the following is true with respect to Wien Bridge? A) It does not require equal values of R or C  B) It requires that R and C values of all components must be equal C) It requires that all resistors should have equal values D) None of these

A Wien Bridge Oscillator is suitable for

Description : A Wien Bridge Oscillator is suitable for  1. Audio frequency applications 2. Radio frequency applications 3. Very low frequency applications Which of the above frequency applications is/are correct ?

Last Answer : A Wien Bridge Oscillator is suitable for Audio frequency applications

Feedback factor at the frequency of oscillation of a Wien bridge oscillator is:

Description : Feedback factor at the frequency of oscillation of a Wien bridge oscillator is:  (1) 3 (2) 1/3 (3) 1/29 (4) 3/29

Last Answer : Feedback factor at the frequency of oscillation of a Wien bridge oscillator is: 1/3.

The Maxwell bridge is used for measuring

Description : The Maxwell bridge is used for measuring (a) Capacitance (b) Dielectric loss (c) Inductance (d) Phase angle 

Last Answer : b)inductance

Good and not expensive restaurant in Wien?

Description : Good and not expensive restaurant in Wien?

Last Answer : answer:Palmenhaus In the Burggarten Main courses 15€-18€ ($24—$29) Café Restaurant Halle In the Kunsthalle Wien, in the MuseumsQuartier Main courses 8€-17€ ($13—$27) New York Times

In a standard multimeter for measuring AC voltage, parameter of _____ voltage is measured

Description : In a standard multimeter for measuring AC voltage, parameter of _____ voltage is measured

Last Answer : In a standard multimeter for measuring AC voltage, parameter of RMS voltage is measured

While measuring power in a three phase load by two wattmeter method, the reading of two wattmeter are

Description : While measuring power in a three phase load by two wattmeter method, the reading of two wattmeter are equal and opposite, when (a) load is balanced (b) power factor is unity (c) phase angle is between 60° to 90° (d) the load is purely inductive 

Last Answer :  Option (d)  Load is purely inductive 

When measuring insulation resistance of cables using d.c. source, the galvanometer used should be initially

Description : When measuring insulation resistance of cables using d.c. source, the galvanometer used should be initially short circuited because  (A) Cables have a low value of capacitance which draws a high ... high value of charging current (D) Cables have a low value of capacitance and initial resistance

Last Answer : When measuring insulation resistance of cables using d.c. source, the galvanometer used should be initially short circuited because Cables have a high value of capacitance which draws a high value of charging current

For measuring emf of a standard cell we use:

Last Answer : For measuring emf of a standard cell we use: Potentiometer

An instrument that is capable of measuring only dc is:

Last Answer : An instrument that is capable of measuring only dc is: Moving coil

For measuring an unknown electrical quantity, select the meter with

Last Answer : For measuring an unknown electrical quantity, select the meter with Highest range and work down.

The desirable static characteristics of a measuring system are?

Last Answer : The desirable static characteristics of a measuring system are accuracy, sensitivity and reproducibility.

For measuring a very high resistance we should use?

Last Answer : For measuring a very high resistance we should use Meggar.

For measuring current at high frequency we should use?

Last Answer : For measuring current at high frequency we should use thermocouple instrument.

The bridge used to measure the dielectric loss of an insulator is:

Description : The bridge used to measure the dielectric loss of an insulator is: A) Anderson bridge B) Wien’s bridge C) Schering bridge D) Any of the above

Last Answer : C)Schering bridge

Assertion (A) : Wein bridge oscillator is generally used as a variable audio frequency oscillator Reason (R) :

Description : Assertion (A) : Wein bridge oscillator is generally used as a variable audio frequency oscillator Reason (R) : by using either capacitor (or) resistor in one of the arms of the bridge, the frequency of a wein bridge oscillator ... C) (A) is true but (R) is false (D) (A) is false but (R) is true

Last Answer : Assertion (A) : Wein bridge oscillator is generally used as a variable audio frequency oscillator Reason (R) : by using either capacitor (or) resistor in one of the arms of the bridge, the frequency of a wein bridge oscillator ... ) (A) is true but (R) is false (D) (A) is false but (R) is true

Weins bridge is used for measurement of frequency in the applied voltage waveform is measurement of

Description : Weins bridge is used for measurement of frequency in the applied voltage waveform is measurement of frequency in the applied voltage waveform is   (A)sinusoidal (B) square (C) rectangular (D) triangular

Last Answer : Weins bridge is used for measurement of frequency in the applied voltage waveform is measurement of frequency in the applied voltage waveform is sinusoidal 

Maxwell's bridge is used to measure

Description : Maxwell's bridge is used to measure (A) Inductance (B) Frequency (C) Capacitance (D) Resistance

Last Answer : Maxwell's bridge is used to measure Inductance 

A dummy strain gage is used in a quarter bridge strain gage circuit to :

Description : A dummy strain gage is used in a quarter bridge strain gage circuit to :  (A) compensate for changes in temperature and lead wire resistance  (B) produce more output voltage from the bridge  (C) increase the sensitivity of the bridge  (D) compensate lead wire resistance only

Last Answer : A dummy strain gage is used in a quarter bridge strain gage circuit to : compensate for changes in temperature and lead wire resistance 

The bridge method commonly used for finding mutual inductance is

Description : The bridge method commonly used for finding mutual inductance is (A) Heaviside Campbell bridge (B) Schering bridge (C) De Sauty bridge (D) Wien bridge

Last Answer : The bridge method commonly used for finding mutual inductance is Heaviside Campbell bridge

The bridge most suited for measurement of a four-terminal resistance in the range of 0.001 Ohm to 0.1 Ohm

Description : The bridge most suited for measurement of a four-terminal resistance in the range of 0.001 Ohm to 0.1 Ohm (A) Wien’s bridge (B) Kelvin double bridge (C) Maxwell’s bridge (D) Shering Bridge

Last Answer : The bridge most suited for measurement of a four-terminal resistance in the range of 0.001 Ohm to 0.1 Ohm (A) Wien’s bridge (B) Kelvin double bridge (C) Maxwell’s bridge (D) Shering Bridge

Kelvin double bridge is best suited for the measurement of:

Last Answer : Kelvin double bridge is best suited for the measurement of: Low resistance

The most commonly used null deflector in a power frequency ac bridge is a:

Last Answer : The most commonly used null deflector in a power frequency ac bridge is a: Vibration galvanometer.

For eliminating the effect of earth capacitance from the bridge network we use:

Last Answer : For eliminating the effect of earth capacitance from the bridge network we use: Wagner’s earthing device

Hay’s Bridge is suitable for the measurement of:

Last Answer : Hay’s Bridge is suitable for the measurement of: Inductances with Q>10.

Anderson Bridge is used to measure:

Last Answer : Anderson Bridge is used to measure: L.

Anderson’s bridge is a modification of:

Last Answer : Anderson’s bridge is a modification of: Maxwell’s wien bridge.

If an inductance is connected in one arm of bridge and resistances in the remaining three arms?

Last Answer : If an inductance is connected in one arm of bridge and resistances in the remaining three arms the bridge cannot be balanced.

In a Schering bridge the potential of the detector above earth potential is?

Last Answer : In a Schering bridge the potential of the detector above earth potential is a few volts only.

In an Anderson bridge, the unknown inductance is measured in terms of?

Last Answer : In an Anderson bridge, the unknown inductance is measured in terms of known capacitance and resistance.

For measurements on high voltage capacitors, the suitable bridge is?

Last Answer : For measurements on high voltage capacitors, the suitable bridge is Schering bridge.

A universal RLC bridge uses?

Description : A universal RLC bridge uses?

Last Answer : A universal RLC bridge uses Maxwell Wein bridge for measurement of inductance and modified De Santy's bridge for measurement of capacitance.

When using a multimeter for resistance measurements, it should be calibrated by clipping the loose ends of the leads together and _____________. A. setting the instrument pointer at 'zero' ohms B. adjusting the line voltage to calibrate the instrument C. plugging each end of one test lead into the plus and minus terminals D. using a special purpose resistance measuring instrument (a bridge)

Description : When using a multimeter for resistance measurements, it should be calibrated by clipping the loose ends of the leads together and _____________. A. setting the instrument pointer at 'zero' ohms B. ... the plus and minus terminals D. using a special purpose resistance measuring instrument (a bridge)

Last Answer : Answer: A

The Wheatstone bridge is a precision measuring instrument utilizing the principle of changes in _____________. A. inductance B. capacitance C. resistance D. amperage

Description : The Wheatstone bridge is a precision measuring instrument utilizing the principle of changes in _____________. A. inductance B. capacitance C. resistance D. amperage

Last Answer : Answer: C

When you are measuring a component using a bridge, what is the most common cause of inaccurate measurements?

Description : When you are measuring a component using a bridge, what is the most common cause of inaccurate measurements?

Last Answer : The capacitive and inductive characteristics of the test leads.

A four-arm bridge. All arms of which are predominantly resistive; used for measuring resistance

Description : A four-arm bridge. All arms of which are predominantly resistive; used for measuring resistance

Last Answer : Resistance Bridge and Wheatstone Bridge

This refers to a four-arm ac bridge used for measuring inductance against a standard capacitance.

Description : This refers to a four-arm ac bridge used for measuring inductance against a standard capacitance.

Last Answer : Maxwell Bridge

Refers to an ac bridge for measuring the inductance and Q of an inductor in terms of resistance, frequency and a standard capacitance.

Description : Refers to an ac bridge for measuring the inductance and Q of an inductor in terms of resistance, frequency and a standard capacitance.

Last Answer : hay bridge

A useful instrument for checking A.C. motor performance by measuring possible unbalanced currents is the _____________. A. hand or battery-operated megger B. vibrating-reed frequency meter C. hook-on voltmeter-ammeter D. D'Arsonval iron-vane probe

Description : A useful instrument for checking A.C. motor performance by measuring possible unbalanced currents is the _____________. A. hand or battery-operated megger B. vibrating-reed frequency meter C. hook-on voltmeter-ammeter D. D'Arsonval iron-vane probe

Last Answer : Answer: C

Which of the following is not an assumption underlying testing and measurement? a. Various approaches to measuring aspects of the same thing can be useful b. Error is rarely present in the measurement process c. Present-day behavior predicts future behavior d. Testing and assessment benefit society

Description : Which of the following is not an assumption underlying testing and measurement? a. Various approaches to measuring aspects of the same thing can be useful b. Error is rarely present in the measurement process c. Present-day behavior predicts future behavior d. Testing and assessment benefit society

Last Answer : b. Error is rarely present in the measurement process