The horizontal distance between crests and through is called:

The horizontal distance between crests and through is called:

کریسٹ اور اس کے درمیان افقی فاصلے کو ۔۔۔۔۔ کہا جاتا ہے
Explanation

Wavelength is the distance between identical points  in the adjacent cycles of a waveform signal propagated in space or along a wire.