Recently Active General Physics Questions

Rounding up physics for jee: this thread is started with the intention of bringing together concepts,notes and details in physics fro jee for revision. would like to ask all for contributions. 1)In case of electron nucleus sy ...

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 ...

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 ...

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 ...

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 ...

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 ...

A diverging lens is placed at origin of coordinate sysytem.eqn of incident ray is y=-x/2+3. The focal length of lens is 4 cm. find eqn of divergent ray... please help....anyone.. *Image* ...

*Image* Consider a rectangular tank of size (l X b) filled with a liquid of density roh to a height h as shown in the figure. Then draw the free body diagram of liquid (showing only the vertical forces) and also draw the forc ...

had a problem in this all through class 11 so i memorized the result. This was the only result that i memorized in physics in 11 and LOL it proved fruitful!! But i hate the concept of memorizing so i hpe my doubt will be answ ...

IN A POLAR REGION TEMP. OF ATMOSPHERE HAS FALLEN BELOW 0°C AND IT HAS BECOME -T°C THEN WHICH OF THESE IS/R CORRECT? a>RATIO OF TIME TAKEN IN FORMATION OF ICE ON FREE SURFACE OF THICKNESS FIRST 1 M AND SECOND 1M IS 1:4 B& ...

Which one of the BT STS papers among 3-7 would you recommend? i must learn something new... ...

Guys do u feel BT aits are getting tougher that FIITJEE even??????????????????wat i want to know is ......i jus got the STimulator tests ( YELLOW BOOK) ...the tests in them are easier ..........bit are they of JEE LEVEL...... ...

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IF THERE R N PTS ON A CIRCLE THEN HOW MANY TRIANGLES R FORMED INCLUDING THE SMALLER TRIANGLES. ...

relative density of a material is found by ratio of weight in air and decrease in weight in water. If weight of a body in air and water are measured as W in air = (10.0+-0.4)g and W in water = (5.0 +- 0.1)g, then percentage e ...

In case of standing waves in a string, energy of oscillations in nth overtone will be n2 times of that in first overtone. TRUE / FALSE ...

PLEASE HERE THE SONG" NEW DIVIDE " BY LINKIN PARK. IT'S AWESOME. DOWNLOAD IT FROM THE INTERNET AND JUST PLAY. U WOULD WANT TO HERE IT AGAIN AND AGAIN. ...

MY BOARDS STARTING TOMORROW, WHEN UR GUYS BOARD STARTIN'. LET EVERYONE KNOW..................... ...

In details of 10+2 field, do I fill the Month and Year of my 10th boards(March 2008)? School would obviously be the school I go to, and board CBSE... Subjectwise Marks of 10+2 = Marks of 10th board? ...

A man starts pulling the block with constant force F = 3 N, when the massless spring (of force constant 4.5 N/m) shown in figure is unstretched. At the instant spring is maximum elongated, man leaves the block. The kinetic en ...

1.Difference between FAX and e-mail. 2.what type of modulation is needed in TV broadcast ...

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NUMBER OF SHM THREADS GOT POSTED DUE TO NETWROK ERROR. I APOLOGISE........................ ...

INTEGER TYPE QUESTIONS: 1) If sound level at a point is increased by 30dB thrn pressure amplitude increases approximately by 4x times find x. 2) A satellite is revolving in circular orbit of radius 3 units with velocity 1 uni ...

1. *Image* Qd/αξA FIND THE VALUE OF ALPHA(α) 2. *Image* ...

hey guys do u feel that one cant do new chaps now for jee //./.....i feel still some chaps can be done and even remembered???i feel so ...does someone else too? ...

1.COLUMN MATCH C-I C-II A)RAY OPTICS I)PARTICLE NATURE B)PHOTOELECTRIC EFFECT II)WAVE NATURE C)BOHR MODEL III)QUANTIZATION D)A RADIOACTIVE IV)EMIT ELECTROMAGNETIC WAVE MATERIAL 2 *Image* ...

there is vacuum in space.Then from where does a spaceship get the thrust to move on? ...

Q1) a uniform meter scale of weight 50gram force is balanced at 40cm mark when a weight of 100 gram force is suspended at the 5cm mark were must the weight of 80 gram force be suspended to balance the meter scale. Q2) a unifo ...