Question

In an experiment to study photo-electric effect the observed variation of stopping potential with frequency of incident radiation is as shown in the figure. The slope and y-intercept are respectively

• A. $\frac{hv}{e},v_0$
• B. $\frac{hv}{e},-\frac{h}{e}$
• C. hv, -hv0
• D. $\frac{h}{e},-\frac{hv_0}{e}$

Answer 1

Answer: (D)

$\frac{h}{e},-\frac{hv_0}{e}$

Answer 2

The correct answer is (D) : $\frac{h}{e},-\frac{hv_0}{e}$.