Physics, 31.01.2020 02:04 fufnun3379

How is a magnetic field generated?
a. an isolated magnetic pole
b. gravity
c. charged particles that do not move
d. moving electric charges
!

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 04:30, destyneedonnea

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

Answers: 3

continue

Physics, 22.06.2019 08:00, osmanysalvador9

Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance

Answers: 3

continue

Physics, 22.06.2019 15:00, rosehayden21

A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?

Answers: 2

continue

Physics, 22.06.2019 20:50, dorkygirl

An ideal otto cycle has a compression ratio of 8. at the beginning of the compression process, air is at 95 kpa and 27°c, and 750 kj/kg of heat is transferred to air during the constant-volume heat-addition process. assuming constant specific heats at room temperature, determine (a) the pressure and temperature at the end of the heat-addition process, (b) the net work output, (c) the thermal efficiency, and (d) the mean effective pressure for the cycle. (4390 kpa, 1730 k; 423 kj/kg; 56.4%; 534 kpa)

Answers: 1

continue

You know the right answer?

How is a magnetic field generated?
a. an isolated magnetic pole
b. gravity
c. c...