When a wave is produced on the water surface, the card pieces on the surface of water move about their means positions are B. Surface of the water A. Along with the wave c. tp and down D. All of them When a wave is produced on the water surface, the small card pieces placed on the Water surface A. Displaced forward from their original positions B. Displaced backward from their original positions C. Not displaced D. None of the above The motion of card pieces on the water surface about their mean positions is known as A. Lincar motion B. To and fro motion C. Random motion D. Vibratory motion If we examine the vibratory motion of all the card pieces placed on the water surface, it can be observed that they do A. Not vibrate together B. Vibrate together C. Move forward D. Move backward The disturbance produced in the water by a pencil is transferred by the wave produced in the direction A. Perpendicular to the wave B. Opposite to the wave C. Along with the wave D. All of these The up and down movement of a free end of a string generated a disturbance, which travels 1. Up and down the string C. In backward direction B. Perpendicular to string D. Along with the string