$A$ deuteron and an $\alpha$-particle are placed $1\,\mathring{A}$ apart in air. The magnitude of the intensity of the electric field due to the deuteron at the position of the $\alpha$-particle is:
- AZero
- B$2.88 \times 10^{11}\,\text{N/C}$
- C$1.44 \times 10^{11}\,\text{N/C}$
- D$5.76 \times 10^{11}\,\text{N/C}$
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