Chnician A says that horn frequency can range from 1,800 to 3,550 Hz. Technician B says that most horn circuits use a relay and the current through the relay coil is controlled by the horn switch. Which technician is correct?

Both

Step-by-step explanation:

- The horn frequency ranges from (1,800 to 3,550) Hz.

- When the horn button is pushed the circuit is closed allowing the current to flow through the circuit that magnetizes the solenoid system.

- The magnetic field created by the solenoid attracts the relay ( iron ) and pulls it down changes the diaphragm of the horn and thus produces sound.

the number of the people going.

step-by-step explanation:

the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.

it would take 7/10 of an hour too fill the pool.

step-by-step explanation: