Recently Active General Physics Questions

consider 5 identical rt angled isosceles prism of ref ind μ1,μ2,........μ5 resp theyr arranged touching each other ( imagine 3 of em placed in str line and 2 of em placed btw the gaps by inverting them ) they r in order 1, ...

chalte cahlte ye sawal(s) bhi dekh lo yaar[1] 1) in case of motion in a straight line : a)distance is equal to displacement b)distance is greater than displacement c)distance is less than displacement d)none Subjective type: ...

Q. When a tyre bursts, the air coming out is cooler that the surrounding air. Explain. ...

*Image* a gud one try ...

1. Frictionless support -------> the reactions act normal to the surface at the point of contact as shown *Image* 2. Roller and Knife edge support -------> the rollr and knife edge restricts the motion normal to the sur ...

I am giving my class 12 boards right now. initially in class 11 I had started preparing for JEE but my progress was slow . Until the beginnign of class 12 I had only reached upto thermodynamics. So I decided to prepare for bo ...

*Image* maine to padha tha Wisothermal is gr8est of all ...

Can anyone give me link for fundamentals of physics extended 8th edition... Its urgent.. I tried very much and i can get only 8 chaps of it.... ...

I want 2 know which book do i follow for base as well as advanced knowledge of physical and organic chemistry ...

*Image* *Image* ...

*Image* ...

*Image* ...

1. Viscosity of fluids decreases with rise in temperature , but of gases increases with increase in temperature ... PLEASE explain why is it so ? 2. We know that if the impurity is completely soluble then on mixing it in the ...

According to Newton's Third Law "Every action has an equal and opposite reaction". The question is: A block of mass m is kept on a horizontal table. What is the "reaction" to the force mg experienced by the block? Options are ...

*Image* and *Image* ...

1.) a hydrogen atom in an excited state emits a photon which has the longest wavelength of the paschen series. further emissions from the atom cannot include the a) longest wavelength of the lyman series b) 2nd-longest wavele ...

i wanted a list of good books that are to be followed for physics,chemistry,maths...which will have all the possible explanation of a particular chapter.... ...

explain why a spinning cricket ball in air does not follow a parabolic trajectory? why bridge made upper at middle or straight brtidge but not middle lower why? ...

A barometer tube of negligible mass is suspended from a spring balance as shown. The mass of mercury in the tube is m and atmospheric pressure is p0 . The cross section area of tube is A. What is the reading of spring balance ...

*Image* ...

system shown of mass m is displaced in its plane by a small angle θ, find the period of oscillation *Image* I wud essentuially want to know the approach to this type of questions? ANS : 2π 2( 2) l/3g ...

There has been a fite wid my friend..........please tell d answer(correct) An artificial radioactive isotope gave 14N7 after two successive beta emissions. The number of neutrons in the parent nucleus is a...5 b...7 c...9 d.. ...

DO COMMENT IF U R AMAZED!!!!!!!!!![4][4][4] http://www.youtube.com/watch?v=DfPeprQ7oGc ...

Some of the questions are quite "silly" and easy , but i just wanted to create some questions!! 1) The maximum and minimum radius of curvature of wave fronts of a concave and convex mirror is/are 1. 0 2. R 3. R/2 4. Infinity ...

made up this ques.... if a uniform chain is hanging from two points, wat will be its shape? (parabola/hyperbola/part of ellipse etc...) I'm almost dead sure that it will be a parabola...but how will we prove it??? part 2... w ...

KIRTI KUMAR wish a big question? Acc. to einstein's equation m=m0/sqrt(1-(v^2/c^2)) for a photon v=c; therefore,m=infinity; hence its momentum is huge... but it does not have any impact why?? akshay answered:Akshay no m is no ...

These are elementary doubts.....please do help..... 1.> Why is heavy water used as a moderator in a nuclear reactor? I mean i kno it is used and i also kno y....but y heavy water..plzz explain.. 2. What is the name given t ...

ASSERTION REASON :- 1. STATEMENT 1- When a soda water bottle falls freely from a height of h , the gas bubble rises in water from the bottom STATEMENT 2 - Air is lighter than liquid 2. S1- When an object collides with another ...

Amazing Video Lectures from the BEST Teacher in Physics ss:- http://ocw.mit.edu/NR/rdonlyres/Physics/8-01Physics-IFall1999/53A6E324-56BD-4DC0-93C3-A544F1B8506B/0/801SwingA.jpg WALTER H. G. LEWIN, Professor of Physics,MIT - On ...

We know that increasing distance between 2 bodies increases gravitational potential energy. We also know that the universe is expanding. Then from where is this extra energy comming from? ...