Question

The approximate wavelength associated with a gold-ball weighing 200 g and moving at a
speed of 5m/hr is of the order of
​

Answer 1

The wavelength associtated with a golf ball weight 200g and moving at a speed of 5mh-1 is of the order. λ=6.6×10-34200×10-3×5/(60×60)=2.38×10-10m.