A billiard ball moving at 15 ms in the x direction collides
A billiard ball moving at 1.5 m/s in the x direction collides with an identical ball initially at rest. after the collison one ball moves off at 45 degrees above the x axis. find both balls post collision velocities
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a diffraction grating 15 mm wide produces the 5th order at 45 degrees with light of wavelength 650 nm on a screen 80 mm
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a billiard ball moving at 15 ms in the x direction collides with an identical ball initially at rest after the
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