Question

A 200g cricket ball is thrown with a speed of 3.0 x10^3cm/sec. What will be its de Broglie'swavelength - [h=6.6 x 102 cm ^2/sec(A) 1.1 x 10^-32 cm (B) 2.2 x 10^-32(C) 0.55 x 10^-32 cm (D) 11.0 x 10^-32 cm​

Answer 1

Answer:

h÷mv

6.6×10-27÷200 × 3×10 3

1.1×10 -32

Hence answer is (A)