Answers about Electronics Engineering

In an open circuit test, a voltage source is connected to the device under test, and the current is measured, while in a short circuit test, the device is conne

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Home Electricity

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What is ac flux in transformer?

Asked by Wiki User

AC flux in a transformer refers to the alternating magnetic field that is generated when an alternating current flows through the primary winding. This changing

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Home Electricity

+2

Is a switch needed to make a circuit work?

Asked by Wiki User

Yes, a switch is needed to control the flow of electricity in a circuit. It allows you to open or close the circuit, which determines whether the Hucknall Electrical cur

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Electronics Engineering

+1

What is the unit of Lorentz number?

Asked by Wiki User

The unit of Lorentz number is watts per kelvin squared (W/K^2). It is a physical constant that relates the thermal and electrical conductivities of a material a

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Home Electricity

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What is the phase relationship of voltage across a capacitor and current though the capacitor?

Asked by Wiki User

In a capacitor, the current LEADS the voltage by 90 degrees, or to put it the other way, the voltage LAGS the current by 90 degrees. This is because the current

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Geology

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Why do S waves not come to the surface beyond the shadow zone?

Asked by Wiki User

S waves do not pass through Earth’s liquid outer core, which causes a shadow zone on the opposite side of the Earth from an earthquake. The liquid outer core ab

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Electronics Engineering

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Which materials are not an example of a good conductor?

Asked by Wiki User

Materials that are not good conductors of electricity include rubber, glass, and plastic. These materials typically have high electrical resistance and do not a

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Home Electricity

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Why do electrical appliances not have pointed surfaces?

Asked by Wiki User

Electrical appliances do not have pointed surfaces to reduce the risk of electrical shocks. Pointed surfaces increase the likelihood of accidental contact and c

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Home Electricity

+1

Can rheostat run on AC current and DC current?

Asked by Wiki User

Yes, a rheostat can be used with both AC and DC currents. The rheostat’s variable resistor can be adjusted to control the current flowing through a circuit, reg

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Home Electricity

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Which diode is used to convert 230v ac to 230v dc?

Asked by Wiki User

A full-wave bridge rectifier diode circuit is typically used to convert 230V AC to 230V DC. This circuit utilizes four diodes arranged in a bridge configuration

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Home Electricity

+1

Can you use a ac fuse for dc?

Asked by Wiki User

No, it is not recommended to use an AC fuse for DC applications. AC fuses are designed to handle the characteristics of an alternating current flow, whereas DC

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Home Electricity

+2

What are three types of power converters used in adjustable speed DC drives?

Asked by Mitchellandrea

Chopper converters: These regulate the average voltage by switching the input supply on and off at a high frequency. Buck-boost converters: These can step up o

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Home Electricity

+2

Which mode is use in digital multimeter for testing of diode?

Asked by Wiki User

The diode test mode is used in a digital multimeter to test diodes. This mode will typically display whether the diode is functioning properly as a one-way cond

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Electronics Engineering

+2

What is the difference between mks system and si system?

Asked by Wiki User

The MKS (meter-kilogram-second) system is a variant of the metric system that uses the meter for length, kilogram for mass, and second for time. The SI (Interna

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Home Electricity

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How can you know my cardiac pacamker remaining time in ampere-hours when all data i have is 2.75 Volts and I know Volts equals Watts divided by Amp?

Asked by Tarrifi

To calculate the remaining time of your cardiac pacemaker in ampere-hours, you need to know the average current consumption of the pacemaker in amperes. If you

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Home Electricity

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How can you reduce the voltage from a 220volt ac input 24volt dc output to 220volt ac input 12 volt dc output?

Asked by Wiki User

You would need to use a transformer to reduce the 220V AC input to a lower voltage, such as 24V AC. Then, you can rectify and convert this 24V AC to 12V DC usin

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Home Electricity

+2

If an electric current is flowing through a parallel circuit which units tell you about the amount of electrons traveling in the circuit?

Asked by Wiki User

It makes no difference whether the circuit is parallel, series or complex. The number of electrons travelling (or oscillating back and forth for AC) is determin

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Chemistry

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What is a cathode ray tube’s phosphor screen?

Asked by Wiki User

It works on the following principles : (i)thermionic emission (ii)deflection of the electron beam by the electric and magnetic field (iii)fluorescence produced

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Electronics Engineering

+2

Would applying current through a coil which has a permanent magnet at its center increase the magnetic field from the magnet?

Asked by Wiki User

No, applying current through a coil around a permanent magnet will not increase the magnetic field generated by the magnet. The magnetic field of a permanent ma

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Home Electricity

+1

Can you charge a 1.5 volt battery with a 5 volt power supply?

Asked by Wiki User

Charging a 1.5 volt battery with a 5 volt power supply is not recommended as it can potentially damage the battery due to overcharging. It is safer to use a pro

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Meteorology and Weather

+1

What is the current sinking?

Asked by Wiki User

The sinking fund is a reserve account set up by a corporation to reduce its debt over time. It involves setting aside money to retire debt at a future date.

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