Last Updated On 01-06-2023 - By Jeesha Sara
An impulse 
at one end of a stationery uniform frictionless rod of mass 
and length 
which is free to rotate in a gravity-free space. The impact is elastic. Instantaneous axis of rotation of the rod will pass through
a)
Its centre of mass
b)
The centre of mass of the rod plus ball
c)
The point of impact of the ball on the rod
d)
The point which is at a distance 2/3 from the striking end
An impulse at one end of a stationery uniform frictionless rod of mass and length which is free to rotate in a gravity-free space. The impact is elastic. Instantaneous axis of rotation of the rod will pass through
a)
Its centre of mass
b)
The centre of mass of the rod plus ball
c)
The point of impact of the ball on the rod
d)
The point which is at a distance 2/3 from the striking end
Question ID - 100096 :-
An impulse at one end of a stationery uniform frictionless rod of mass and length which is free to rotate in a gravity-free space. The impact is elastic. Instantaneous axis of rotation of the rod will pass through
a)
Its centre of mass
b)
The centre of mass of the rod plus ball
c)
The point of impact of the ball on the rod
d)
The point which is at a distance 2/3 from the striking end
|
An impulse |
|
|
a) |
Its centre of mass |
|
b) |
The centre of mass of the rod plus ball |
|
c) |
The point of impact of the ball on the rod |
|
d) |
The point which is at a distance 2/3 from the striking end |
(d)
Velocity of the CM of rod =
Applying impulse momentum equation about the CM of rod
.png)
About instantaneous axis of rotation the rod is considered to have pure rotation
Let instantaneous axis of rotation be located at a distance 
from the colliding end
…(i)
Substituting the value of 
in Eq.(i), we get 
Next Question :
In the question given below, there is a number series with one term missing shown by “?”. The term is given as one of the alternatives among four options given below it. Find the term.
|
|
|||||||
|
(a) |
20 |
(b) |
22 |
(c) |
24 |
(d) |
18 |
, 30, 45View Topper Answer
We hope we have given the updated helpful answer / content for your query in an easily accessible format to help you in preparing adequately. We do offer free support materials, 10th maths guide, 10th science guide, 10th tamil guide, 10th social guide, 10th english guide, science 10th guide and also for all the classes books and guide to all the students who sign up for SaraNextGen. Apart from traditional textbook queries, we've got conjointly provided further high order level thinking issues, that are seemingly to be expected in boards and competitive exams. It includes conceptual queries, MCQs, Long and short answer type queries, etc. These Questions are designed to learn each student and academics by providing chapter-wise further issues focusing totally on testing conceptual information with applications. Here, we've got provided a number of the necessary ways in which within which the solutions of all the Questions will profit students of class 1 to 12. If you have any queries, drop a message to us and we will get back to you at the earliest.
