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Voltmeter Sensitivity Formula

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Voltmeter Sensitivity refers to the ability of a voltmeter to detect small changes or variations in voltage. Check FAQs

S = \frac{1}{I f}

S - Voltmeter Sensitivity?I_f - Full Scale Deflection Current?

Voltmeter Sensitivity Example

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With units

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Here is how the Voltmeter Sensitivity equation looks like with Values.

Here is how the Voltmeter Sensitivity equation looks like with Units.

Here is how the Voltmeter Sensitivity equation looks like.

3.3333 = \frac{1}{0.3}

3.3333Ω/V = \frac{1}{0.3A}

3.3333 = \frac{1}{0.3}

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Voltmeter Sensitivity Solution

Follow our step by step solution on how to calculate Voltmeter Sensitivity?

FIRST Step Consider the formula

S = \frac{1}{I f}

Next Step Substitute values of Variables

∴

S = \frac{1}{0.3A}

Next Step Prepare to Evaluate

∴

S = \frac{1}{0.3}

Next Step Evaluate

∴

S = 3.33333333333333Ω/V

LAST Step Rounding Answer

∴

S = 3.3333Ω/V

Voltmeter Sensitivity Formula Elements

Variables

Voltmeter Sensitivity

Voltmeter Sensitivity refers to the ability of a voltmeter to detect small changes or variations in voltage.

Symbol: S

Measurement: Meter SensitivityUnit: Ω/V

Note: Value should be greater than 0.

Formulas to find Voltmeter Sensitivity

Full Scale Deflection Current

Full Scale Deflection Current is the maximum current that an instrument can measure, causing its pointer or display to reach the highest position on its scale.

Symbol: I_f

Measurement: Electric CurrentUnit: A

Note: Value should be greater than 0.

Formulas to find Full Scale Deflection Current

Other formulas in Voltmeter Specifications category

Go Voltage of Moving Iron Voltmeter

V = I m \cdot \sqrt{{(R i_m + R S)}^{2} + {(ω \cdot L)}^{2}}

Go Voltage Multiplying Power of Moving Iron Voltmeter

m = \sqrt{\frac{{(R i_m + R S)}^{2} + {(ω \cdot L)}^{2}}{{(R i_m)}^{2} + {(ω \cdot L)}^{2}}}

Go Deflecting Torque of Electrodynamometer Voltmeter

T = {(\frac{V t}{Z})}^{2} \cdot dM|dθ \cdot \cos (ϕ)

Go Deflection Angle of Electrodynamometer Voltmeter

θ = \frac{{V t}^{2} \cdot dM|dθ \cdot \cos (ϕ)}{k \cdot Z^{2}}

How to Evaluate Voltmeter Sensitivity?

Voltmeter Sensitivity evaluator uses Voltmeter Sensitivity = 1/Full Scale Deflection Current to evaluate the Voltmeter Sensitivity, The Voltmeter Sensitivity formula is defined as the ability of the voltmeter to detect or measure smallest variation in the reading of voltmeter. Voltmeter Sensitivity is denoted by S symbol.

How to evaluate Voltmeter Sensitivity using this online evaluator? To use this online evaluator for Voltmeter Sensitivity, enter Full Scale Deflection Current (I_f) and hit the calculate button.

FAQs on Voltmeter Sensitivity

What is the formula to find Voltmeter Sensitivity?

The formula of Voltmeter Sensitivity is expressed as Voltmeter Sensitivity = 1/Full Scale Deflection Current. Here is an example- 3.333333 = 1/0.3.

How to calculate Voltmeter Sensitivity?

With Full Scale Deflection Current (I_f) we can find Voltmeter Sensitivity using the formula - Voltmeter Sensitivity = 1/Full Scale Deflection Current.

Can the Voltmeter Sensitivity be negative?

No, the Voltmeter Sensitivity, measured in Meter Sensitivity cannot be negative.

Which unit is used to measure Voltmeter Sensitivity?

Voltmeter Sensitivity is usually measured using the Ohm Per Volt[Ω/V] for Meter Sensitivity. are the few other units in which Voltmeter Sensitivity can be measured.

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