Physics for IITJEE:Objective Questions

1. In an SHM,x is displacement and y is acceleration at time t.The curve of y agianst x for one complete oscillation will be
a. An ellipse
b. A circle
c. A straight line
d. A sinusoidal curve

2.At 0° C a body emits
a. No radiation
b. All wavelenghts
c. only visible light
d. only microwave radiation

3.A person 6 feet in height can see his full size erect image in a mirror 2 feet in height.This mirror has to be
a. plane or convex
b plane or concave
c. Necessarly convex
d. Necessarly concave

4. A parallel plate capacitor is made by stacking m equally spaced plates connect alternately.If the Capacitance between any two plates is C.Then the resultant capacitance is
a. C
b. mC
c.(m+1)C
d (m-1)C

5.The radioacativity of a sample is R1 at time t1 and R2 at time t2.Mean life of the specimen is T.The numbers of atoms that have disintegrated is the time interval(t2-t1)
a. R1t1-R2t2
b.R1-R2
c.(R1-R2)/T
d..(R1-R2)T

Physics for IITJEE: Detailed Solutions


Hello Friends

We have been continuously updating the blog of lots of questions spanning various topics in physics. So far we have given around 600 questions in the blogs spanning various topics.
Till now we have been giving hints and answer to the questions given in the blog Now we have start adding the detailed solutions of few question in old post. So now you can get detailed solutions for free


I will be adding the detailed solutions in the post itself.Please check individual post for them

So far details solutions are added in Mechanics and Thermodynamics.Do check the details solutions

Index is given at the right hand side of the blog.You can click for thermodynamics and mechanics modules there.

Problem Solving Corner

Hello Friends
We are pleased to anounce physics problem solving corner on this blog

You can send us your questions and queries ,we will try to solve them and publish them on this blog
Each month your 5 questions will be published with detailed solution.
All you need to do is mail us on following address to get the solution of your problems
mailmephysics12@rediffmail.com

Physics for IITJEE:Free Physics Ebook



We have developed few physics ebooks .The material in these books are quite good and you wont find it any where else

These Ebooks contains some good question spanning all the units.Detailed Solutions are also provided for that.
we have put in considerable work to write these e-books.
You need to mail us on following address to get that book
mailmephysics12@rediffmail.com

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