A Firecracker Is Fired Straight Up with a Speed of 100

question 81

Multiple Choice

A firecracker is fired straight up with a speed of 100 m/s.Neglecting air resistance,the maximum height it will attain is

• A)510 m.
• B)325 m.
• C)280 m.
• D)129 m.

---

Definitions:

Farad

The SI unit of capacitance, describing a capacitor's ability to store charge per unit of electric potential difference, named after Michael Faraday.

Nonpolarized Capacitors

Capacitors that can be connected to either polarity of voltage. Generally used in alternating current circuits.

AC

Alternating Current, a type of electrical current where the current's direction and amplitude vary cyclically.

DC

DC stands for direct current, which is an electrical current that flows in one direction only, used in batteries, electronics, and some power supplies.