Water waves pass from deep into the shallow region and are then refracted. The characteristics of waves which will remain constant is _____...?
(A) Direction
(B) Frequency
(C) Speed
(D) Wavelength
Frequency
Comments
Water waves pass from deep into the shallow region and are then refracted. The characteristics of waves which will remain constant is _____...?
If the electrostatic force between two electrons is F Newton, then the electrostatic force between two protons at the same distance is _____...?
(A) F
(B) 0N
(C) 2F
(D) 2/3 F
F
Comments
If the electrostatic force between two electrons is F Newton, then the electrostatic force between two protons at the same distance is _____...?