For the galvanic cell,

Zn(s) + Cu²⁺ (0.02 M) $\to$ Zn²⁺ (0.04 M) + Cu(s),

E_cell = ______________ $\times$ 10^$-$2 V. (Nearest integer)

[Use : $E_{Cu/C{u^{2 + }}}^0$ = $-$ 0.34 V, $E_{Zn/Z{n^{2 + }}}^0$ = + 0.76 V, ${{2.303RT} \over F} = 0.059\,V$]