# can voltmeter measure resistance?

95 views

No

Voltmeter is used to measure voltage in a circuit.Ohmmeter is used to measure the resistance of a component in a circuit.

## Related questions

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Description : An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be  (1) unaffected (2) decreased (3) increased (4) either decreased or increased depending on the direction of the DC field

Last Answer : An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be either decreased or increased depending on the direction of the DC field

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Last Answer : To measure a resistance with the help of a potentiometer it is not necessary to standardise the potentiometer.

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Description : Name the method used to measure following resistances:- (i) Low resistance (ii) Medium resistance (iii) Insulation resistance (iv) Earth resistance.

Last Answer : Following are the methods used to measure resistances:-  (i) Low resistance: 1.Voltmeter-Ammeter Method 2. Kelvin's Double bridge Method  (ii) Medium resistance: 1.Voltmeter-Ammeter Method 2. ... of Charge Method  (iv) Earth resistance : 1. Fall of Potential Method 2. Earth tester

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Description : An ac voltmeter using full -wave rectification and having a sinusoidal input has an ac sensitivity equal to  (1) 1.414 times dc sensitivity (2) dc sensitivity (3) 0.9 times dc sensitivity (4) 0.707 times dc sensitivity

Last Answer : An ac voltmeter using full -wave rectification and having a sinusoidal input has an ac sensitivity equal to 0.9 times dc sensitivity

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Last Answer : The multiplier and the meter coil in a voltmeter are in series.

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Description : Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R—C series circuit, draw phasor diagram.

Last Answer : Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R-C series circuit, draw phasor diagram. Practical Significance In the industry environment ... autotransformer position to zero and switch OFF the supply. 8. Draw the phasor diagram.

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Description : Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R-L series circuit, draw phasor diagram.

Last Answer : Practical Significance In the industry environment Electrical Engineering diploma graduate are expected to measure basic parameters like voltage, frequency, time period etc. for R-L series circuits. Therefore ... /varying L. 7. Draw the phasor diagram for each of reading for verification.

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Description : operation of half wave rectifier type AC Voltmeter.

Last Answer :  Half-wave Rectifier Voltmeter The d'Arsonval meter movement only responds to the average or dc value of the current through the moving coil. In order to measure alternating ... ) input voltage signal alternating signal needs to be rectified first by using diode rectifier to produce

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Description : advantages of DVM over electric voltmeter?

Last Answer : Advantages:  1) In case of digital volt meter the output signals is available in the form of discrete numerical. Where as in analog voltmeter, output is made available by using pointer ... using a suitable transducer the quantities such as temperature, pressure, etc. can also be measured.

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Description : How range of A.C. ammeter & A.C. voltmeter is extended? Draw suitable diagram.

Last Answer : Extension of A.C. Ammeter Range: The range of a.c. ammeter can be extended by using CT, the arrangement is shown in figure. The CT is current transformer having less number of primary turns carrying high ... high magnitude of source voltage. In this way range of a.c. voltmeter can be extended.

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Description : Draw a typical electric circuit including ammeter and voltmeter.

Last Answer : The figure shows typical electric circuit including ammeter and voltmeter. Ammeter is connected in series for measurement of current. Voltmeter is connected in parallel for measurement of voltage. Fuse is use ... are used. If the electric supply is DC the DC ammeter and DC voltmeter are used.

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Description : The operation of a ramp type Digital Voltmeter is based on the principle of (A) Voltage-to-current conversion. (B) Voltage-to-time conversion. (C) Current-to-time conversion. (D) Current-to-frequency conversion.

Last Answer : The operation of a ramp type Digital Voltmeter is based on the principle of Voltage-to-time conversion.

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Description : what is voltmeter ?

Last Answer : Voltmeter is an instrument which is use for measuring voltage in volts.

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Description : A Pyrheliometer is an instrument to measure :  (A) temperature of solar photovoltaic cell  (B) intensity of direct solar radiation at normal incidence  (C) intensity of indirect solar radiation  (D) efficiency of a solar photovoltaic cell

Last Answer : A Pyrheliometer is an instrument to measure : intensity of direct solar radiation at normal incidence

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Description : Piezoelectric Transducer is used to measure  (1) displacement (2) resistance (3) current (4) temperature

Last Answer : Piezoelectric Transducer is used to measure displacement

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Description : Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

Last Answer : Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

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Last Answer : It is required to measure the true open circuit e.m.f. of a battery. The best device is D.C. potentiometer.

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Last Answer : Integrating instruments are those which measure the total quantity of electricity delivered in a particular time.

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Description : What is the unit of measure for voltage?

Last Answer : Voltage measured in volts.

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Description : What type of meter is used to measure current?

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Description : What equipment is used to measure voltage?

Last Answer : Voltmeter is used to measure voltage.

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Last Answer : Yes it can...

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Description : Resistance grounding is normally used for :  (A) high voltage long over head transmission lines  (B) low voltage short over head transmission lines  (C) extra high voltage long over head transmission lines  (D) all the above

Last Answer : Resistance grounding is normally used for : low voltage short over head transmission lines

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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

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Description : A PMMC instrument has FSD of 100 μA and a coil resistance of 1 kΩ. To convert the instrument into an ammeter with full scale deflection of 100 mA, the required shunt resistance is (A) 1 Ω (B) 1.001 Ω (C) 0.5 Ω (D) 10 Ω

Last Answer : A PMMC instrument has FSD of 100 μA and a coil resistance of 1 kΩ. To convert the instrument into an ammeter with full scale deflection of 100 mA, the required shunt resistance is 1.001 Ω

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Description : The transducer with negative temperature co-efficient of resistance is (A) Thermistor (B) Resistance Thermometer (C) Strain Gauge (D) Thermocouple

Last Answer : The transducer with negative temperature co-efficient of resistance is Thermistor

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

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Last Answer : Meggar is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another.

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Last Answer : Yes ammeter has its own resistance Not only ammeter every electrical devices has there own resistance practicaly

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Description : How to Measure Optical Distortion

Last Answer : How to Measure Optical Distortion Optical Distortion is defined as a defect in an optical system. In this defect, the magnification of lines causes lines that are typically straight and sitting at an ... to measure optical illusions and also how the illusion is affecting the way you see a specimen.

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Description : How to Measure a Strain Gauge

Last Answer : How to Measure a Strain Gauge There are several ways to measure strain. The most common is to use a strain gauge. In laymen's terms, a strain gauge is a device whose electrical ... who supply all the necessary strain gauges and materials from connection tags, to binding adhesives and training.

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Description : How to Read a Tape Measure

Last Answer : How to Read a Tape Measure Introduction Reading a tape measure is fairly simple. At some point, you may need to learn this method. Everyone is presented with the need for this device at one time or ... hand. Take extra care and check the measurement 2 or 3 times to be sure that they are correct.

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Description : How to Measure Temperature

Last Answer : How to Measure Temperature Whether you're measuring body temperature or dealing with high-temperature substances in laboratories, you need a very reliable way to measure heat. Thermometers and temperature ... or from an object. With these steps, you can measure temperature quickly and accurately.

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Description : How to Measure For Replacement Windows

Last Answer : How to Measure For Replacement Windows You could have any number of reasons for wanting to replace your windows. Windows that are older are often far less energy efficient than the newer vinyl ... probably even give you a rebate for choosing energy efficient windows to replace your old windows.

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Description : How to Measure For a Garage Door

Last Answer : How to Measure For a Garage Door At some point you will probably need a new garage door. Before getting the new door, however, you will need to take some measurements. This article explains how to measure ... a new garage door you needn't worry if the garage door you buy will fit into the opening.

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Description : How to Measure Tire Sizes

Last Answer : How to Measure Tire Sizes Buying a new set of tires is just like buying shoes: you have to make sure that your tires fit perfectly on the wheel. Tires that are too small or too big for your ... , you can buy a set of tires designed and custom-fit to make your driving experience safe and secure.

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Description : Draw venture meter and write steps to measure flow rate.

Last Answer : Venturi meter consists of three sections that is converging section, throat section and diverging section. The flow is introduced to the meter through the inlet with diameter D' . The inclined angle ... to 15o . Flow rate is proportional to the square root of the differential pressure.

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Description : Explain the term reactive power. Why it is sometimes essential to measure reactive power?

Last Answer : Reactive power: The reactive power (Q) is defined as the product of voltage(V), current (I) and sine of angle between voltage(V) and current( I) Therefore Reactive power Q = V I ... power so that corrective measures can be taken accordingly to maintain systems power factor near to the unity.

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Description : List any four measure knobs on front panel on CRO.

Last Answer : Knobs on front panel of CRO: 1. Power ON- OFF 2. Intensity control 3. Focus control 4. Astigmatism control 5. Volt/Div control 6. Vertical position control 7. Invert 8. Horizontal position control 9. Synchronization. 10. Channel selection.

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Description : ‘PMMC instrument is not suitable to measure AC quantity’. State the reason.

Last Answer : The direction of force exerted on moving coil depends on the direction of current flowing through moving coil. If the direction of magnetic field is kept constant, it produces unidirectional torque if the current is ... on the coil in one cycle to zero. Hence the meter cannot read A.C. quantities.

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Description : A _________ is used to measure the stator % winding temperature of the generator.  (A) Thermocouple (B) Pyrometer (C) Resistance thermometer (D) Thermometer

Last Answer : A Resistance thermometer is used to measure the stator % winding temperature of the generator.

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Description : An open-circuit test on a transformer is conducted primarily to measure?

Last Answer : The open-circuit test in a transformer is used to measure

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Description : How do you measure the speed of a motor?

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Description : What are ways we can measure the flow of electrons?

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Description : How do you measure power factor?

Last Answer : P= 1.83*V*I*[email protected] where P is power           V is voltage            I is current           COS @ is P.F [email protected]= P/(1.83*V*I)  in other way cos @ = true power/apparent power

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Description : What does an electric meter measure?

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Description : A moving coil meter has a resistance of 3 Ω and gives full scale deflection with 30 mA. To measure voltage up to 300 V, the external resistance to be connected in series with the instrument is (A) 9997 Ω (B) 10000 Ω (C) 997 Ω (D) 10003 Ω

Last Answer : A moving coil meter has a resistance of 3 Ω and gives full scale deflection with 30 mA. To measure voltage up to 300 V, the external resistance to be connected in series with the instrument is 9997 Ω

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Description : How many quarts are in a gallon?

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Description : What affect does the thickness of a wire have on its resistance?

Last Answer : Ans: The resistance of a wire decreases as its thickness increases.

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Description : Which of these has the lowest resistance?

Last Answer : b) Copper has the lowest resistance.