# seanmarch58

Popular questions and responses by seanmarch58
1. ## Physics 2

In order of increasing frequency, list the waves that make up the electromagnetic spectrum and give an example of each type of wave. Explain how Snell’s law describes refraction.

2. ## Physics 2

List and explain briefly five magnetic devices found in the popular culture Are stationary charges affected be a magnetic field? What determines the direction of the magnetic force on a moving charge? What is the cause of all magnetic fields?

3. ## College Physics 2.. HELP

A 6 cm high object is placed 43ncm from a converging lens of focal length 24 cm. Find the image’s position and draw a ray diagram approximately to scale.

4. ## College Physics 2

the Apollo 10 spacecraft traveled at 11 km/s just prior o its re-entry, setting a speed record for humans. Suppose advanced technology raises the speed record by a factor of 100, to 1100 km/s. if a time travel of 1 hour elapsed on a ground-based clock, by

5. ## College Physics 2

A broken-down spaceship (star Wreck?) flies across an international soccer field (Regulation length = 100 m) at a speed of 0.55c. A.) How long does the spaceship pilot measure the field to be? B.) From the spaceship pilot’s perspective, how long does it

6. ## College Physics 2

An unstable particle called Bullroarium has a lifetime of 6x10E-10 seconds, measured at rest. If a Bullroariom particle zips past a stationary observer at 0.67c , find the stationary observer’s measurements for A.) Bullroarium lifetime as measured by the

7. ## College Physics 2

Find the resonant frequency of a circuit that has a 400 mH inductor and a 30 nF capacitor connected in series. A) Canadian FM radio station (CLAW) broadcasts lobster information at 95.9 MHz. find the wavelength of this station. B) What would be the

8. ## College Physics 2

A) Canadian FM radio station (CLAW) broadcasts lobster information at 95.9 MHz. find the wavelength of this station. (B) What would be the frequency of a station for which the carrier wave was 400 m long?

9. ## Physics 2

Explain briefly the workings of electrical transformer, both step-up and step-down In a step-up transformer, compare the secondary voltage and current to the corresponding primary values. Explain briefly how transformers minimize losses in long distance

10. ## Physics 2

State Lenz’s law and explain Briefly explain the operation of an electric generator

11. ## Physics 2

A 60 cm long wire is oriented from east to west directly above the equator and carries a current of 5 A (toward the east). What is the magnitude and direction of the magnetic force on this wire due to the earth’s magnetic field (30 µT oriented south and

12. ## Physics 2

what magnetic force would an electron experience due to Earth’s magnetic field if it were moving at 3x10E6 m/s directly away from earth’s surface? (Earth’s B-field in the region is parallel to the surface and has a strength of 550 µT)

13. ## Physics 2

A 42 mT magnetic field points due west. If a proton of kinetic energy 9x10E-12 J enters this field in an upward direction, find the magnetic force acting on the proton in magnitude and direction.

14. ## Physics 2

1.) The microwave protion of the spectrum has wavelengths ranging from 1 mm to 1 m. find the corresponding frequency? 2.) An AM radio station has a wavelength of 300 m. find this station’s frequency? 3.) A) Canadian FM radio station (CLAW) broadcasts

15. ## Physics 2

A 6 cm high object is placed 43ncm from a converging lens of focal length 24 cm. Find the image’s position and draw a ray diagram approximately to scale.

16. ## Physics 2

if the average speed of light in a medium is 2.2x10E8 m/s, what is the medium’s index of refraction?

17. ## Physics 2

the microwave protion of the spectrum has wavelengths ranging from 1 mm to 1 m. find the corresponding frequency?

18. ## Physics 2

An AM radio station has a wavelength of 300 m. find this station’s frequency?

19. ## Physics 2

A) Canadian FM radio station (CLAW) broadcasts lobster information at 95.9 MHz. find the wavelength of this station. (B) What would be the frequency of a station for which the carrier wave was 400 m long?