A 0 to 300V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by the instrument is 83V. The percentage limiting error is

1 Answer

Answer :

A 0 to 300V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by the instrument is 83V. The percentage limiting error is 4.85%.

Related questions

Description : A 0-10 A ammeter has a guaranteed accuracy of 1% of full scale deflection, the limiting error while reading 2.5 A will be (a) 1% (b) 2% (c) 4% (d) None of these 

Last Answer : A

Description :  In the case of an instrument reading of 8.3 V with a 0 to 150 voltmeter having a guaranteed accuracy of 1% full scale reading, the percentage limiting error is   (A) 1.810% (B) 0.181% (C)12.45% (D) 0.0018%

Last Answer :  In the case of an instrument reading of 8.3 V with a 0 to 150 voltmeter having a guaranteed accuracy of 1% full scale reading, the percentage limiting error is 12.45%

Description : A 150 V moving iron voltmeter of accuracy class 1.0 reads 75 V when used in a circuit under a standard conditions. The maximum possible percentage error in the reading is:

Last Answer : A 150 V moving iron voltmeter of accuracy class 1.0 reads 75 V when used in a circuit under a standard conditions. The maximum possible percentage error in the reading is:  2.0.

Description : A digital voltmeter has a read-out range from 0 to 9999 counts. When full scale reading is 9.999 V, the resolution of the instrument will be (a) 100 mV (b) 99 mV (c) 9 mV (d) 1 mV 

Last Answer : d) 1mV 9.999v÷9999v

Description : Load cells used for the measurement of weight has (A) Compact & rugged construction with an accuracy of 0.1 to 1% (B) No moving parts and incurs negligible deflection under load (C) Provision of thermal compensation and is hermetically sealed (D) All 'a', 'b' & 'c'

Last Answer : (D) All 'a', 'b' & 'c'

Description :  Minimum number of bits required to represent maximum value of given analogue signal with 0.1% accuracy is: a. 8 bits b. 9 bits c. 10 bits d. 12 bits

Last Answer : 10

Description : Which voltage is likely to be available from the battery of an electric vehicle also known as Mild hybrid? a) 12V b) 24V c) 300V d) 100V

Last Answer : c) 300V

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

Description : A milliammeter, with a full scale deflection reading of 100 milliamps, is known to have an accuracy of + or - 2%. A meter reading of 10 milliamps would indicate a line current of between _____________. A. 9.8 ... 9.8 and 10.2 milliamperes C. 8.0 and 12.0 milliamperes D. 8.0 and 10.0 milliamperes

Last Answer : Answer: B

Description : A galvanometer having internal resistance `10 Omega` required `0.01` A for a full scale deflection. To convert this galvanometer to a voltmeter of ful

Last Answer : A galvanometer having internal resistance `10 Omega` required `0.01` A for a full scale deflection. ... Omega` in series D. `12010 Omega` in parallel

Last Answer : The repeat accuracy of an instrument can be judged from its standard deviation of error.

Last Answer : The electrostatic instruments can be used without serious loss of accuracy upto 100kHz frequency.

Last Answer : For high accuracy the meter has Hand drawn scale.

Last Answer : In order to achieve high accuracy, the slide wire of a potentiometer should be as long as possible.

Description : In order to increase the range of a voltmeter

Last Answer : In order to increase the range of a voltmeter a high resistance is connected in series

Description : An accurate voltmeter must have an internal impedance of (A) very low value. (B) very high value (C) medium value. (D) zero Value

Last Answer : An accurate voltmeter must have an internal impedance of very high value

Description : Range of a voltmeter can be extended by connecting a

Last Answer : Range of a voltmeter can be extended by connecting a Multiplier in series

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

Last Answer : Ryall crest voltmeter is used for measurement of High AC voltage.

Last Answer :  If a DC voltmeter is made from an ammeter having a fed of 100μA then its sensitivity (in KΩ/V) will be 10.

Last Answer : The principle on which vector voltmeter is based is that it measures the amplitude of a single at two points and at the same time measures their phase difference

Last Answer : If a voltmeter is connected, like an ammeter in series to the load: Almost no current will flow in the circuit

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

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

Description : How do I calculate an allowed deviation of Full Scale based on a known accuracy?

Last Answer : What is the answer ?

Description : A galvanometer has a coil of resistance `100 Omega` and gives a full-scale deflection for `30 mA` current. If it is to work as a voltmeter of `30 V` r

Last Answer : A galvanometer has a coil of resistance `100 Omega` and gives a full-scale deflection for `30 mA` current. ... Omega` C. `1000 Omega` D. `1800 Omega`

Description : What is the typical full-scale voltage across a moving coil voltmeter?

Last Answer : 50mV

Description : A dc voltmeter has a sensitivity of 1000 Ohm/V. When it measures half full scale in 100 V range, the current through the voltmeter is

Last Answer : A dc voltmeter has a sensitivity of 1000 Ohm/V. When it measures half full scale in 100 V range, the current through the voltmeter is 1 mA.

Description : Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of ... should be limited to (A) 14.14 m (B) 28.28 m (C) 200 m (D) None of these

Last Answer : (B) 28.28 m

Description : accuracy of scale.?

Last Answer : There are multiple ways to verify that your shipping scale is level. If it is a scale with a pointer and a wheel of numbers, similar to an old fashioned floor scale, then if the platform is empty, the ... find a weight or some sort that has a set weight and test it on your scale to verify accuracy.

Description : The accuracy of measurement in chain surveying, does not depend upon (A) Length of the offset (B) Scale of the plotting (C) Importance of the features (D) General layout of the chain lines

Last Answer : (D) General layout of the chain lines

Description : The limiting length of an offset does not depend upon (A) Accuracy of the work (B) Method of setting out perpendiculars (C) Scale of plotting (D) Indefinite features to be surveyed

Last Answer : (D) Indefinite features to be surveyed

Description : A resistance of `1980Omega` is connected in series with a voltmeter, after which the scale division becomes 100 times larger. Find the resistance of v

Last Answer : A resistance of `1980Omega` is connected in series with a voltmeter, after which the scale division becomes ... . `20Omega` C. `30Omega` D. `40Omega`

Description : You are calibrating a multimeter using internal batteries to supply power for resistance measurements. However, you are unable to adjust the pointer to 'zero' using the adjustment knob. Therefore, you should ... change scales to the R X 100 scale and adjust using the 'zero ohms' adjusting knob

Last Answer : Answer: A

Description : A permanent magnet moving coil ammeter has a coil resistance of 99 ohm and Full Scale Deflection (FSD) current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is:

Last Answer : A permanent magnet moving coil ammeter has a coil resistance of 99 ohm and Full Scale Deflection (FSD) current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is: 0.05mA

Description : A moving coil instrument has a resistance of 10 W and gives full scale deflection when carrying a current of 50 mA. To measure current upto 100 A, we will have to connect • 10 W resistance in series • 10 W resistance in parallel • 10/1999 W resistance in series • 10/1999 W resistance in parallel

Last Answer : A moving coil instrument has a resistance of 10 W and gives full scale deflection when carrying a current of 50 mA. To measure current upto 100 A, we will have to connect 10/1999 W resistance in parallel

Description : The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100Ohm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used?

Last Answer : The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100Ohm. This is to have full deflection when 100V is measured. 99.99 K ohms is the value of series resistor to be used.

Description :  The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100Ohm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used?

Last Answer :  The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100Ohm. If this meter is to have full deflection at 5A, 1/49.99 ohms is the value of the shunt resistance to be used.

Last Answer : A 12 bit counter type A/D converter uses a 1 MHz clock. If the full scale output is +10V, its resolution output is 2.44mV.

Last Answer : If two meters X and Y requires 40mA and 50mA respectively, to give full scale deflection, then: X is more sensitive

Description : The ratio of maximum displacement deviation to full scale deviation of the instrument is called?

Last Answer : The ratio of maximum displacement deviation to full scale deviation of the instrument is called linearity.

Description : The Strategic Management Process is ------------- : A. A set of activities that is guaranteed to prevent Organizational failure B. A process concerned with a Firm's Resources, ... D. A dynamic process involving the full set of commitments, decisions and actions related to the Company

Last Answer : A dynamic process involving the full set of commitments, decisions and actions related to the Company

Last Answer : A moving coil instrument is used as an ohmmeter. The indicating scale of the meter will be Hyperbolic.

Description : PMMC instrument gives uniform scale because:

Last Answer : PMMC instrument gives uniform scale because: It uses spring control and The deflection torque is proportional to the instrument current.

Last Answer :  In about middle of the scale

Last Answer : The gravity controlled instrument has crowded scale because current is proportional to sine of deflection angle.

Last Answer : If an instrument has cramped scale for larger values, then it follows logarithmic law.

Last Answer : The scale of a rectifier instrument is linear.

Description : In the illustrated motor controller, the motor fails to start. A voltmeter reading between 1 and 6 reads line voltage, while the voltmeter reading between 2 and 6 reads 0 VAC. The problem is __________. EL- ... in the 'M' coil, 'Ma' contact/start switch or overload contacts D. fuse '10a' is blown

Last Answer : Answer: B

Description : In the total proteins the percentage of γ globulin is about (A) 2.4–4.4% (B) 10.0–21.0% (C) 6.1–10.1% (D) 1.2–2.0%

Last Answer : Answer : B