Recently Active Questions

what are marks needed in aieee to get admission to NIT nagpur or NIT surathkal for mechanical engineering out of 315 ...

a parachutist after bailing out falls 50m without friction wen parachute opens it decelerates at 2m/s2 he reaches d ground with a speed of 3m/s at what height did he bail out? d equation of d straight line wich bisects d inte ...

if -1<x<0 den sin-1 x =? a dice is rolled 4 times d probability of getting a larger no dan d previous no each time is? ...

Two bubbles (same liquid) of radius r and R (R>r) are connected by tube of negligible volume. The tube has a valve. When the valve is opened, what will happen to the sizes of the bubbles. (qualitative and not quantitative ...

Three numbers are in AP and HP What can be said about them? ...

........................................................................................... Nice name but actually i have a question .. Three circles touch each other externally. The tangents at the points of contact meet at ...

ok optimus i hav made this thread where u n others can post the method of graphical approach for coordinate ...

1] n_{C_{4}} \;, n_{C_{5}} ,n_{C_{6}} are in AP. find the value of n ...

Two small equally charged spheres each of mass m are suspended from the same point by silk threads of length l. The distance between the spheres is x<<l . find the rate dq/dt with which the charge leaks off each sphere ...

A Sphere of mass M and radius R is compressed to a disc.. The radius of the disc remains the same as R.. Mass also falls down to the same level. .(means there is no sideways movement of mass during compression) What is the Mo ...

Find all the solutions of sin5x+cos3x=1 ...

A container is divided into two equal portions. One portion contains an ideal gas at pressure P and temperature T, while the other portion has a perfect vacuum. If a hole is opened between the two portions, find the change in ...

\lim_{n\rightarrow infinity } n_{C_{x}}\left(\frac{m}{n} \right)^{x}\left(1-\frac{m}{n} \right)^{n-x} ...

STATEMENT-I: Br- is better nucleophile than C2H5O- STATEMENT-II: HBr is stronger acid than C2H5OH ...

STATEMENT-I: Conformations cannot be isolated STATEMENT-II: Conformations have very less difference in their energy ...

A metadirecting group ...

Arrange the following in increasing value of pKa (1)HCOOH (2)CH3COOH (3)(CH3)2CCOOH (4)(CH3)3CCOOH ...

Plz giv me the topics in solid state which r important for iitjee except those given in ncert.. ...

The shortest wave length of H atom in lyman series is 'x' , then the maximum wave length in balmer series is ...

If a constant force acts on a particle, its acceleration will... a. gradually increase b.gradually decrease c. remain constant d. be undefined! ...

What is the maximum value of 1/2x + 1/21/x for x > 0? ...

{y} = x[x] ...

Find all integers 'a' such that (x - a)(x - 12) + 2 can b factored as (x + b)(x + c) where 'b' and 'c' are integers. ...

Plz giv me the properties of determinants useful for iitjee. Also giv me some tips. ...

If the median of ΔABC through A is perpendicular to AB then, a)tanA+tanB=0 b)2tanA+tanB=0 c)tanA+2tanB=0 d)NOT ...

acetylene does not react with a] Na b]ammonical AgNO3 c]HCl d] NaOH which is most oxidising agent in O3 & H2O2 ...

Plz giv me some nice sites where i can learn calculus. :) ...

1 mole of nitrogen is mixed with 3 mole of in a 3 litre vessel 20% of nitrogen is converted into ammonia. d equilibrium constant for d rean 1/2N2 +3/2 H2 <----> NH3 ...

Sir and Bhaiyyas i really want to know if the paper pattern for iit jee 2010 is going to be objective or not. Since i am practicing only objective types and therefore would like to know whether it is going to be objective or ...

If the straight lines x-1/k=y-2/2=z-3/3 and x-2/3=y-3/k=z-1/2 intersect at a point then k is equal to (a)5 (b)2 (c)-2 (d)-5 ...