The circles in the picture below are Gaussian surfaces. All other lines are electric field lines. For which cases is the flux non-zero?
2
Physics & Space Science
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The crystals in matter are held together by
A) cohesive forces. B) amorphous forces. C) electrical bonding forces. D) excess neutrons.
Physics & Space Science
Which ball is more elastic?
A) a common rubber ball B) a steel ball C) both the same
Physics & Space Science
A light ray is incident on the surface of water (n = 1.33) at an angle of 60° relative to the normal to the surface. The angle of the reflected wave is
a. 80° b. 40° c. 20° d. 60° e. 30°
Physics & Space Science
A battery stores electric charge in the same way that a bottle stores water
Indicate whether the statement is true or false
Physics & Space Science