A 0.66 kg ball is moving with a speed of 100 m/s. The associated wavelength will be(h=6.6 x 10⁻³⁴ Js)

Options

(a) 1.0 x 10⁻³² m
(b) 6.6 x 10⁻³² m
(c) 6.6 x 10⁻³⁴ m
(d) 1.0 x 10⁻³⁵ m

Correct Answer:

1.0 x 10⁻³⁵ m

Explanation:

λ=h/mv = (6.6 x 10⁻³⁴) / (0.66 x 100) = 1 x 10⁻³⁵ m