Physics · Dual Nature of Radiation and Matter
What is the de Broglie wavelength associated with a ball having kinetic energy equal to 67.5 J? The mass of the ball is 150 g. (Planck's constant = 6.63 × 10-34 J·s)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14.66 × 10-35 m
- 21.47 × 10-34 m✓
- 33.27 × 10-35 m
- 41.04 × 10-34 m
Correct answer
1.47 × 10-34 m
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