CBSE Guess Official Helpline Forum for CBSE Students, Teachers and Parents. Educational Portals: ICSE | IGNOU | NIOS | IIT JEE | AIPMT | AIEEE | Friends
CBSE - Central Board of Secondary Education, CBSE India Guess Papers, CBSE Sample Papers, Tutors In India, CBSE Schools, CBSE Books.  
CBSE CBSE Papers CBSE Schools CBSE Alumni CBSE Tutors CBSE eBooks Educational Articles Indian Education Education Forum Fun Zone Fun Zones
IMPORTANT INFORMATION: To participate in this form you need to register as your login info will not work here. Click Here to Register


Helpline for Engineering & Medical Entrance examination. Ask your question and discuss about the various engineering entrance examination.


Postby forecox » Sun Mar 22, 2009 10:07 pm

I had a few doubts in physics, if anyone could solve them i d be grateful!

1. The moment of inertia of a uniform semicircular wire of mass m and radius r, about an axis passing through its centre of mass and perpendicular to its plane is?

2.A pipe 30cm long is open at both ends. Which harmonic mode of the paper is resonantly excited by a 1.1 khz source?

3. A vibrating tuning fork is moving slowly and uniformly in a horizontal circular path of radius 8m. The shortest distance of an observer in same plane from the tuning fork is 9m. The distance between the tuning fork and oberver at the instant when apparent frequency becomes maximum is?
Posts: 1
Joined: Sun Mar 22, 2009 9:59 pm

Return to Engineering & Medical Entrance Helpline

Who is online

Users browsing this forum: No registered users and 11 guests