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-- The power being used is (voltage) x (current).
-- In order to get 100 watts out of a 12-volt battery, the battery has to
produce 81/3 Amps of current, because (12) x (81/3) = 100.
-- The battery holds enough juice so that (current) x (length of time) = 7 Amp-hour.
-- If you pull 81/3 Amps from that battery, the math says that it'll be empty
in 0.84 hour (50 minutes), because (81/3 Amps) x (0.84 hour) = 7 Amp-hour.
-- The truth is that if you discharge a battery that fast (all of its capacity in
less than 1 hour), it won't match the math. It'll begin to sag, groan, and gasp
in less time than you'd expect.
-- 0.84 hour is about 50 minutes. you should not expect 100 watts out of
this battery for much more than 35 or 40 minutes.
What else can I help you with?
How long will a AA battery last in keeping a light bulb lit?
i year
Can you jump a lawn mower off with a car?
yes as long as it is a 12volt battery - i have done it many times.
How long do d batteis last in aflashlight?
Depends on the quality of the battery, the number of batteries, and the amperage drawn by the bulb or LED.
What happens to a bulb when you move it to the battery on a circuit?
It doesn't matter where the bulb is in respect to the battery, as long as the circuit is complete, the bulb will light up.
How long can a battery power a 44 watt light bulb?
Assuming the battery has a capacity of 4400mAh (typical for consumer-grade batteries), and the light bulb draws a continuous 44 watts, the battery would last around 1 hour before needing to be recharged. Remember that factors like battery efficiency, temperature, and age can affect this estimate.
What will happen to the electric pressure differences across the battery terminals when a second long bulb is added in parallel to a single long bulb connected to a fresh battery?
there will be little or no change
How long should you charge a 12volt RC car battery?
I recommend you use an automatic charger but if you do not have one and the battery is fully discharged then click the link and insert the battery capacity in mAh and the charge rate in mA to determine the amount of hours to charge the battery.
How long did the last light bulb last?
1400 hours
How long will a 1 watt bulb operate on a 1 amp hour battery?
Please give the voltage and Ah rating of the battery and voltage rating of bulb.
How long will a regular battery last?
a car battery last for about 3-5 years
How does a simple circuit with a battery and a light bulb work?
In a simple circuit with a battery and a light bulb, the battery provides electrical energy that flows through the wires to the light bulb. The electrical energy causes the filament in the light bulb to heat up and emit light. This process continues as long as the circuit remains closed and the battery has power.
How long does a mood light last?
The mood light will last as long as the bulbs life, which has a lifetime of an average household light bulb. once the bulb burns out, one must replace the bulb with another mood light bulb.
