A book is kept on the surface of a table. If the gravitational pull of the earth on the book is the force of action, then the force of reaction is exerted by

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Q: 63 (NDA-II/2009)
A book is kept on the surface of a table. If the gravitational pull of the earth on the book is the force of action, then the force of reaction is exerted by

question_subject: 

Science

question_exam: 

NDA-II

stats: 

0,9,23,14,6,9,3

keywords: 

{'gravitational pull': [0, 0, 2, 1], 'force': [0, 0, 0, 2], 'table': [0, 0, 1, 0], 'book': [4, 0, 22, 27], 'earth': [0, 1, 1, 1], 'reaction': [1, 0, 5, 18], 'surface': [1, 0, 0, 0], 'action': [1, 0, 4, 13]}