Question
Q208) The wavelength associated with a ball of 200 g and moving with a speed of 5 m/hour is of the order of
Q208) The wavelength associated with a ball of 200 g and moving with a speed of 5 m/hour is of the order of
SOLUTION
v = 5 m/hour =5/3600 m/s
m =200 g = 0.2 kg
h =6.6× 10-34 J-s
Use forula
λ = h/p, p=mv
Answer:(c)