If a light bulb is connected to a 120 V outlet and the resistance of the bulb is 30 Ω, what is the current through the circuit?

3600 amps

150 amps

4 amps

0.25 amps

What is a neutral atom?

Humans have three types of cone cells in their eyes, which are responsible for color vision. Each type absorbs a certain part of the visible spectrum. Suppose a particular cone cell absorbs light with a wavelength of 430nm.

In Michael Johnson's world-record 400 m sprint, he ran the first 100 m in 11.20 s; then he reached the 200 m mark after a total time of 21.32 s had elapsed, reached the 300 m mark after 31.76 s, and finished in 43.18 s.

Technician A says that in a series circuit, if one light goes out, the rest of the lights stay on. Technician B says that in a parallel circuit, if one light goes out, the rest of the lights stay on. Which technician is correct?

One of the 64.3-cm-long strings of an ordinary guitar is tuned to produce the note LaTeX: B_3B 3 (frequency 245 Hz) when vibrating in its fundamental mode. The speed of sound in the surrounding air is 345 m/s.

If a puddle of water is frozen, do particles in the ice have kinetic energy

When is velocity high and acceleration low

A 10.0-µF capacitor is charged so that the potential difference between its plates is 10.0 V. A 5.0-µF capacitor is similarly charged so that the potential difference between its plates is 5.0 V.

Convert 540 degrees to revolution and radians

8. What is the weight in newtons of a 10 kg mass on the earth's surface?