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What else can I help you with?
The voltage for 4 bulbs in a circuit?
The circuit voltage or the resistance of the individual bulb is needed to answer this question. Divide the total power (400 W) by the supply voltage.
What will happen if you connect 220v bulb in parallel to 100k ohm resistances with supply of 440 v?
This bulb is very likely to be burn out since the 440 supply voltage is very higher than it's rated voltage.
What will happen to the resistance and the brightness if you add a light bulb to the circuit?
If a rheostat is connected in parallel with a light bulb, the setting of the rheostat should have no effect on the performance of the light bulb, as long as the power supply is able to maintain its output voltage and deliver the current demanded by their parallel combination.
What is the current being drawn by a 100W light bulb and what is the resistance of a 100W light bulb?
Assume the rating of 100W refers to operation on a supply of 117 volts.Power = (voltage) x (current)Current = (power) / (voltage) = 100/117 = 0.855 ampere (rounded)Power = (voltage)2 / (resistance)Resistance = (voltage)2 / (power) = (117)2 / 100 = 136.89 ohms
What happens in a parrel circut if one ligt bulb is removed?
Nothing. All the light bulbs in your house are connected in parallel. In a parallel circuit the same voltage appears across all the loads, and the supply voltage is nearly constant, so if one bulb is switched off it makes no difference to the others.
How do you alter the brightness of a bulb?
You alter the brightness of a bulb by changing the voltage or frequency that is applied to the bulb.
How do you change the brightness of the bulb?
Increase the voltage supply.
The voltage for 4 bulbs in a circuit?
The circuit voltage or the resistance of the individual bulb is needed to answer this question. Divide the total power (400 W) by the supply voltage.
Will 60 watt bulb put out same wattage at 50 and 60 hz?
Most equate wattage with the amount of light a bulb will put out. But, the wattage is the result of the resistance of the element and the voltage and is the amount of heat. the frequency is unrelated.
What will happen if you connect 220v bulb in parallel to 100k ohm resistances with supply of 440 v?
This bulb is very likely to be burn out since the 440 supply voltage is very higher than it's rated voltage.
Connected in series or parallel will each bulb glow brighter?
In parallel, each bulb will have full voltage applied across them. However, in series, the voltage across each bulb won't be the same as supply voltage. Thereby, bulbs connected in parallel will glow brighter.
How can you connect bulbs in series?
A Bulb can be connected in a series in such a way that the energy source which is applied want to flow equally across the bulbs connected in series. A Bulb has to knobes or holds in which we supply the power. Assume one knob as a positive voltage absorbing source and other has a negative voltage absorbing source. When we connected in such a way that we can apply the voltage continuously in which the bulb will blow easily. When two or more bulbs are connected in series like end of the knob of one bulb i.e., negative to the next positive of the next bulb in series and negative of second bulb to the positive of the third bulb. Then the voltage splits equally across the bulbs connected.
How much voltage do you give to the zero watts bulb?
230v power supply .................it requires 12watts......
Can you run a 100 watt bulb with low voltage cables?
The cable voltage is set by the voltage of the supply and not by what is connected to it. But a 100 watt amplifier on a 120 v supply would draw less than 1 amp even at high volume.
Why is that when an electric bulb stay just as its bright when connected to a parallel circuit?
To operate at its rated power, a lamp must be subject to its rated voltage (the supply voltage). As each branch of a parallel circuit is subject to the same voltage (the supply voltage), each lamp will operate at its rated power.
Why does a dimmable eco bulb not dim when controlled from a dimmer switch?
The bulb must be labeled as dimmable. If the bulb is an LED for example there is a circuit that transforms the 120 AC supply voltage to a DC voltage. This circuit needs to be able to supply a DC voltage proportional to the voltage required to operate the LEDs. In a dimmable bulb you might be powering the multiple LEDs selectively to achieve dimming rather than just reducing voltage to all LEDs over a very small voltage range in which an LED operates.
What can be inferred about voltage across the bulb?
what can be inferred about the voltage across the bulb
