Question: In a ballistic pendulum experiment, projectile 1 results in maximum height h of the pendulum equal to 2.6cm. A second projectile causes the pendulum to

In a ballistic pendulum experiment, projectile 1 results in maximum height h of the pendulum equal to 2.6cm. A second projectile causes the pendulum to swing twice as high h2 = 5.2cm. The second projectile was how many times faster than the first?

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