Many scientific discoveries are made by chance. While studying one phenomenon, a scientist may discover a different one. Such wa
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Answer:
Explanation:
Given
diameter
density
frequency
Length of silk strand
Velocity in the string is as follows
The expression for Fundamental Frequency
Squaring
<u>Explanation:</u>
Velocity of B₁ = 4.3m/s
Velocity of B₂ = -4.3m/s
For perfectly elastic collision:, momentum is conserved
where,
m₁ = mass of Ball 1
m₂ = mass of Ball 2
v₁ = initial velocity of Ball 1
v₂ = initial velocity of ball 2
v'₁ = final velocity of ball 1
v'₂ = final velocity of ball 2
The final velocity of the balls after head on elastic collision would be
Substituting the velocities in the equation
If the masses of the ball is known then substitute the value in the above equation to get the final velocity of the ball.