1.

Out of gravitational, electromagnetic, Vander Waals, electrostatic and nuclear forces; which two are able to provide an attractive force between two neutrons [NCERT 1978]  

A.          Electrostatic and gravitational
B. Electrostatic and nuclear
C. Gravitational and nuclear
D. Some other forces like Vander Waals
Answer» D. Some other forces like Vander Waals


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