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Two identical pulses whose centres are initially 16 cm apart are moving towards each other on a stretched string with same speed as shown in the figure. After 4 seconds, if the vertical displacement for resultant pulse is zero then the speed of pulses are |
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Answer» Two identical pulses whose centres are initially 16 cm apart are moving towards each other on a stretched string with same speed as shown in the figure. After 4 seconds, if the vertical displacement for resultant pulse is zero then the speed of pulses are |
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