The de Broglie wavelength of a tennis ball of mass 60 g moving with a velocity of 10 metres per second is approximately (Planck’s constant h = 6.63 × 1034 Js] [AIEEE 2003]
1) 10 power -33 m
2) 10 power -31 m
3) 10 power -16 m
4) 10 power 66 m
1) 10 power -33 m