- #1
lemin_rew
- 27
- 0
Homework Statement
the frequency of A is doubled the threshold frequency of B.
if the wavelength of B is half that of A, what is the difference in speed?
Homework Equations
E=hv
E=1/2mu^2
c=vλ
The Attempt at a Solution
the answer is : square root of 3
i tried different ways,,,but just not getting anywhere.
please help