1.

Deutron and \[\alpha -\]particle are put \[1\,{AA}\] apart in air. Magnitude of intensity of electric field due to deutron at \[\alpha -\]particle is   [MP PET 1995]

A. Zero
B. \[2.88\times {{10}^{11}}\,newton/coulomb\]
C. 50 cm 
D. \[5.76\times {{10}^{11}}\,newton/coulomb\]
Answer» D. \[5.76\times {{10}^{11}}\,newton/coulomb\]


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