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TWO EQUAL DISCS INITIALLY AT REST ARE IN CONTACT ON A TABLE . A THIRD DISC OF SAME MASS BUT OF DOUBLE THE RADIUS STRIKES THEM SYMMETRICALLY AND ITSELF COMES TO REST AFTER IMPACT. THE COEFFICIENT OF RESTITUTION IS 1] 2/3 2] 9/16 3] 3/4 4] 8/17

TWO EQUAL DISCS INITIALLY AT REST ARE IN CONTACT ON A TABLE . A THIRD DISC OF SAME MASS BUT OF DOUBLE THE RADIUS STRIKES THEM SYMMETRICALLY AND ITSELF COMES TO REST AFTER IMPACT. THE COEFFICIENT OF RESTITUTION IS


 


1] 2/3


2] 9/16


3] 3/4


4] 8/17

Grade:11

2 Answers

SAGAR SINGH - IIT DELHI
879 Points
10 years ago

Dear govind,

The correct answer is 3) 3/4

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Sagar Singh

B.Tech IIT Delhi

sagarsingh24.iitd@gmail.com



govind rathi
33 Points
9 years ago

can you pls elaborate and give the solution to this mr. sagar singh.... i badly need a reply

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