Guest

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
11 years ago

Dear govind,

The correct answer is 3) 3/4

We are all IITians and here to help you in your IIT JEE preparation.

All the best.

 If you like this answer please approve it....

win exciting gifts by answering the questions on Discussion Forum

 

Sagar Singh

B.Tech IIT Delhi

sagarsingh24.iitd@gmail.com



govind rathi
33 Points
11 years ago

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

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free