What burned out after jumper cables applied wrong

SOURCE: 93 Honda Civic Ex will not start.

there is i fuse box under the hood , the one fuse for battery is held down by two screws, might be white in color a replacement should cost around five buck. more than sure thats the problem.

SOURCE: I need to replace the fuse that my was burnt out

You will need a fillips head screw driver, there is 2 screw that holds it down in the fuse box.

SOURCE: turn ignition switch -wont start- no noise--

If the sound comes from the starter's solenoid, then you may have corroded solenoid contacts or bad starter. If they are corroded contacts, then for some time you have to try more than once to be able to start your car. That means you will have some warning sings before starter stops working. In some cases replacing the whole starter is the best solution.

SOURCE: My Honda Accord 1993 battery

sounds like you got a short somewhere in your system.look for burnt wires or malfunctioned lights. especially in the rear. tag lights are common these days

SOURCE: I have a 92 Accord that has been parked for 4 yrs. I put in a new battery and now Im not getting power to the starter or fuel pump. The interior and exterior lights are working. Im assuming its a wiri

Check the main relay. I know they were prone to going out in older Civics
Hit up honda-tech.com for more guidance on where the main relay is in that car