R=VĆ·I

R= Resistance value(ohm)

V=Potential different between two point(volt)

I=Current(Amp)

Resistance formula Answer : The formula for resistance is, Where, R =Ā resistance in Ohms ĻĀ =Ā resistivity in ohm - metre l =Ā length A =Ā cross sectional area ...

What is the formula for resistivity? Answer : Resitivity is the property of a material. It is given inĀ Ļ . R=Ļ L/A is the formula. where , Resitance is directly proportional to Length & Inversely proportional to Area of cross-section of the given material. The resistivity is also known as the specific resistance of the material. It...

Acceleration formula

Wye and delta conversion formula Answer : Wye and delta conversion formula ...

Voltage formula Answer : Voltage formula ...

Self inductance formula Answer : Self inductance formula ...

RMS value formula Answer : RMS value formula ...

Permeability formula Answer : Permeability formula ...

Ohm's law formula Answer : Ohm's law formula ...

Magnetomotive force formula Answer : Magnetomotive force formula ...

Flux density formula Answer : Flux density formula ...

Ā Field intensity formula Answer : Ā Field intensity formula ...

Energy stored in electrostatic field of capacitance formula Answer : Energy stored in electrostatic field of capacitance formula ...

Electric power formula Answer : Electric power formula ...

Current formula Answer : Current formula ...

Conductivity formula Answer : Conductivity formula ...

Conductance formula Answer : Conductance formula ...

Capacitive reactance Answer : Capacitive reactance formula ...

Capacitive current Answer : Capacitive current formula ...

Define magnetic flux density and state its formula. Answer : The magnetic flux per unit area is called as magnetic flux density. Magnetic flux density is denoted by B. The formula for magnetic flux density is Weber per metre square or Tesla. Mathematically magnetic flux density is given by, B= Ī¦/a Where, B = magnetic flux density Ī¦ = magnetic flux a = cr...

Time constant for RC circuit formula Ļ = RC Where,Ā ĻĀ = time constant Answer : Time constant for RC circuit formula Ļ = RC Where,Ā ĻĀ = time constant ...

The following formula is correct:Ā (A) Load factor=Average load for a period/ Peak load for the sam Answer : The following formula is correct:Ā (A) Load factor=Average load for a period/ Peak load for the same periodĀ (B) Load factor=Average load for a period x Peak load for the same periodĀ (C) Load factor=Average load for a period + Peak load for the same periodĀ (D) All of the above ...

What is the formula of torque? Answer : The formula for torque (\(\tau\)) is given by the cross product of the position vector (\(\mathbf{r}\)) and the force vector (\(\mathbf{F}\)): \[ \tau = \mathbf{r} \times \mathbf{F} \] In scalar form, the magnitude of the torque is: \[ \tau = r F \sin(\theta) \] where: - \(\tau\) is the torque. ...

What is Mason's gain formula? Answer : Mason's Gain Formula ...

Start from the formula q = CV * (1 - e^(-t/tau)) for a charging capacitor. Since we will measure the

Name the method used to measure following resistances:- (i) Low resistance (ii) Medium resistance (i Answer : Following are the methods used to measure resistances:-Ā (i) Low resistance: 1.Voltmeter-Ammeter Method 2. Kelvinās Double bridge MethodĀ (ii) Medium resistance: 1.Voltmeter-Ammeter Method 2. Wheatstoneās Bridge Method 3. Substitution MethodĀ (iii) Insulation resistance: 1. Ohmmeter 2. Megger...

A megger is to measure insulation resistance of a cable. The cable should be connected toĀ Ā (a) Bat Answer : Battery...

To measure insulation resistance of equipments of voltage rating upto 440 V the megger generator mus Answer : 500 V...

Suppose you measure the terminal voltage of a 1.585-V alkaline cell having an internal resistance of

An ECG monitor must have an RC time constant less than 1.00*10^2 microseconds to be able to measure

A battery with an emf of 1.5 V and a 12 Ohms resistor are the only two components in a circuit. You

Internal resistance (r) is measure by _____. a. Ampere b. Ohm c. Volt d. None of the above

When you connect an unknown resistor across the terminals of a 1.50 V AAA battery having negligible

How does an LCR meter measure inductance, capacitance, and resistance? Answer : An LCR meter measures inductance (L), capacitance (C), and resistance (R) by applying a known alternating current (AC) signal to the device under test (DUT) and then analyzing the resulting voltage and current. The measurement process involves the following steps: ### 1. **Generation of AC Signal**...

How does a Kelvin bridge measure low resistance?

How does a Wheatstone bridge measure unknown resistance?

How do you measure resistance with a digital multimeter?

How do you measure insulation resistance?

A multimeter is used to measure (1) current (2) voltage (3) resistance (4) All of the above Answer : All of the aboveĀ ...

State the methods used to measure insulation resistance and explain Dielectric Absorption method. Answer : There are three types of tests for measuring insulation resistance:Ā 1. Spot test reading or Short Time testĀ 2.Time-resistance test or Dielectric absorption test or Testing methods based on the PI & DARĀ 3. Step voltage testĀ Explanation to measure insulation resistance by Dielectri...

A moving coil meter has a resistance of 3 Ī© and gives full scale deflection with 30 mA. To measure v Answer : A moving coil meter has a resistance of 3 Ī© 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 isĀ 9997 Ī© ...

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

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

The formula for the resistance, r, of a conductor with voltage V and current I is r = V/I. Solve for

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