Recently Active Physics Questions

*Image* *Image* where am i making the mistake???? the second solution is given in the book!! where am i wrong in my solution(1st one).....?? ...

Sorces of electromagnetic fields are involved in a)∫E.dS=q/ε b)∫B.dS=0 c)∫E.dl=- d∫B.dS/dt d)∫B.dl=μI+με d∫E.dS/dt e)F= 2μI I' l/4πr ...

This thread is for those poor, lost souls who were stupid enough to take Computer Science for classes XI and XII, without knowing that it's not necessary as the syllabus revvs up to a whole new level in college. You do get th ...

*Image* I need ans to Q2,3 only ...

Q1 *Image* Q2 only ans plz for this one *Image* ...

A smooth sphere of mass m impinges on another of mass M at rest, the direction of motion making angle 45° with the line of centers at the moment of impact. If the coeffcient of restitution e = 1/2, show that direction of m i ...

1..why natural convection cannot take place in gravity free region??? ...

1...WHY WATER IN RANGE 0-4.C EXPANDS ON COOLING AND CONTRACTS ON HEATING ?????? ...

A. PHOTOELECTRIC EFFECT P. INDUCED REACTION B. NUCLEAR FISSION Q.SPONTANEOUS REACTION C. β-DECAY R.EXOGERIC(Q>0)REACTION D. NUCLEAR FUSION S. CHAIN REACTION T. INSTANTANEOUS REACTION ...

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*Image* The length of rod is 'L' .What is acceleration of the rod and tension in the string just after the one of the string is snapped. ...

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In the situation shown in the figure for whAT value of force F sliding between middle and lower block will start *Image* ...

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Q1 if v' is frequncy of photon which escapes to ∞ from a star and v is its freuncy when it is emmited from surface of star of radius R then v/v'= ? Q2Gravitational red shift of phototn escaped to ∞ from starts surface is ...

Q1An object of mass m is located at radius r form centre of black hole with Schwarzschild radius Rc.Find attractive force exerted by black hole on body Q2 Astronomers observed a small massive object at centre of our milky way ...

Sorry for double post....plz reply here http://targetiit.com/iit-jee-forum/posts/no-idea-part3-15384.html ...

cross out 10 digits from the number 1234512345123451234512345 so that remaining number is as large as possible.then what will be the addition of all the digits of the new number? a.51 b.52 c.48 d.56 show me the process of doi ...

*Image* two thin infinite non conducting wire are bend as shown in fig. the charge density of the wire varies as ρ for |x|≥a |y|≥a otherwise 0 a test charge Q is placed at origin what will be the unit vector along its ve ...

A bead is initially at rest at the top of a fixed frictionless hoop of radius R, which lies in a vertical plane. The bead is given a tiny kick so that it slides down and around the hoop. At what points on the hoop does the be ...

if the number A769B16 is divisible by 72 then ordered pair (A,B) is a.7,0 b.7,9 c.8,8 d.7,4 ...

what is wheat stone bridge law?explain with an example ...

what is wheat stone bridge law?explain with an example ...

*Image* i thnik this one has been discussed here if it is soo plzz post the link below else plzz give me a lil hint to do this ...

*Image* Capacitance=C, charge in steady state on Capacitor is q. Find V. Should it not be q/v ??? Because steady state means potential of capacitor is same as ext. voltage.... ...

*Image* Figure shows a YDSE set-up. The source (0,0) of wavelength 4000 A oscillates along y-axis according the the equation y=sin(pi)t where y is in millimetres and t is in seconds. The distance between two slits S1 and S2 i ...

2 . According to the kinetic theory of gases , an assumption is made that there are a large number of molecules in a perfect gas . However , real gases behave like ideal ones only at low temperatures . Don’t you think that ...

*Image* Ques 1) A,B, and C are the three particles of a medium whichn are equally seperated along the x-axis. When a sinusodial transverse wave of wavelength lambda propagates along x-axis, the following observations were mad ...

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