A fully charged battery will read 12.6 volts. The engine needs somewhere between 20,000 and 50,000 volts or maybe higher to fire the spark plugs. The ignition system is divided into two sections, the primary circuit and the secondary circuit. The low voltage primary circuit operates at alternator voltage (13.5 to 15.5 volts engine running) and is responsible for generating the signal to fire the spark plug at the exact right time and sending that signal to the ignition coil. The ignition coil is the component that converts the 12 volt signal into the high 20,000+ volt charge. Once the voltage is stepped up, it goes to the secondary circuit which then directs the charge to the correct spark plug at the right time.
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A car motor typically operates with a 12-volt electrical system. This voltage is used to power various components of the vehicle, including the starter motor, lights, and electronics.
It would depend on the size and strength of the electromagnet, as well as the weight of the car. In general, a very strong electromagnet would likely need thousands of volts to lift a car safely and effectively.
The small batteries (dry cells) used for many electronic devices usually have approximately 1.5 volts. Car batteries (which have several cells working in series) usually have around 12 volts. Other batteries may have other voltages.
A typical 12V starter motor for a car can range from 500 to 2,000 watts, depending on the size and design of the motor.
In normal simple circuits WATTS = VOLTS x AMPS So if you use a 12V car battery 4 amps is 48 Watts American 110V mains 4 amps = 440 Watts English 240V mains 4 amps = 960 Watts
No, it is not safe to use a 120-volt start capacitor on a 220-volt motor. The capacitor voltage rating must match or exceed the motor's operating voltage to prevent damage to the motor and ensure safe operation. It is important to use the correct voltage-rated capacitor for the motor to avoid potential hazards.