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If CBSE Resultsare delayed further, the fate of many students from CBSE schools may be at stake. They will find it difficult to get admissions in colleges as most of the state board exam results are already declared and the admissions to various undergraduate courses is in progress. Delayed results will reduce the chance of [...] No related posts.
An astronaut on the moon wishes to calculate the local g in the area. He sets up a wire with a mass of 1.7 grams and hanging from it an object with mass 4.98 kg. He sends some kind of pulse down the wire and calculates that it takes 40.86 ms to traverse the wire. [...]
A small liquid drop is held steady in an electric field of intensity E,the charge of the liquid drop is q when the field is reversed what is the new accelaration,if viscous force is negligible? Answer:  
Why hasn’t anyone measured the speed of gravity yet? As in, how long does it take for the gravitational field of a mass to affect another mass? Musaddiq Sajjad asked. Answer: Who said that speed of gravity waves is not measured? Please go through the links below and you ca get details, http://www.newscientist.com/article/dn3232-first-speed-of-gravity-measurement-revealed.html http://en.wikipedia.org/wiki/Speed_of_gravity http://scienceblogs.com/startswithabang/2010/08/what_is_the_speed_of_gravity.php [...]
1. Do the protons flow when current flow? 2. In case of semiconductor do the holes flow? Animesh asked Answer: In metallic conductors, free electrons are the current carriers, i.e, it is due to the motion of the free electrons that conduction takes place in a metallic conductor. The protons do not move as they [...]
The CBSE Results 2012 for class 10 and 12 are likely to be announced around 20 May 2012. The exact dates will be provided soon. The results will be made available at http://cbseresults/nic.in and results.gov.in Lakhs of children who wrote the exam are eagerly waiting for the results. Usually CBSE publishes its result by 2nd [...]
Be the owner of a fast growing Social Nertwork. Join, invite friends and own We found Zurker a worthy Social Networking site with huge potential. I invite you too to join and enjoy. One of the great things about Zurker is that you can own a stake in it. You can Invite your friends to Zurker [...] No related posts.
We know that the potential developed at a point by a charge is the negative of the work done to bring a unit charge at that point from infinity. But how does a conducting plate develop a potential? what is the work done? Answer: I can smell some misconceptions in your question. It is better [...]
A high voltage transmission line has an aluminum cable of diameter 3.0 cm , 200 km long . What is the resistance of this cable? Harleen asked Answer: Use the relation R = ρ l/A A= πr2 =πd2/4 = 3.14 x 3 x 10-2x 3 x 10-2/4 ρ= 2.82×10−8 ohm m l = 200km = 200000 m = 2 [...]
A passenger in a moving train tossed a coin which falls behind him .State the type of motion of the train ? Answer: The train is in accelerated motion. Explanation If the train were moving with uniform velocity, the coin would fall back to the passenger’s hand (This is due to the inertia of motion [...]

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