Which unit could be used to measure current?

The other name of potential difference is :

Which statement/statements is/are correct?

1) An ammeter is connected in series in a circuit and a voltmeter is connected in parallel.

2) An ammeter has a high resistance.

3) A voltmeter has a low resistance.

If the current through a flood lamp is 5 A, what charge passes in 10 seconds?

If the amount of electric charge passing through a conductor in 10 minutes is 300 C, the current flowing is :