Recently Active Questions

y=( 1/x )2(x)2 wt is its max. value?? it is an easy one.. let us see euclid who seems himself to be genius solves it in wt time . it is very easy ...

The electric potential decreases uniformly from 120 V to 80 V as one moves from x= - 1 cm to x= + 1 cm.THE ELECTRIC FIELD AT THE ORIGIN IS : A)must be = 20V per cm B)may be = 20V per cm C)may be greater than 20V per cm D)may ...

lim cos(pi√(n2 + n)) n→∞ ...

A particle of mass m is attached to one end of a light elastic string of natural length a and force constant mg/a. The other end of the string is attached to a fixed point X. If the particle is released from rest at X, find t ...

IF ENERGY OF A PARTICLE IS 'U' AT THE ORIGIN ..AND the object's movement is restricted along the X axis only ..such that U= Log |1+e2x| J DERIVE THE CONDITION FOR FOLLOWING TYPES OF EQUILIBRIUM : 1) stable 2) unstable 3) neut ...

in the exp. F=Q1Q2 ------- 4πεr2 if permitivity of the medium increases,the medium should permit more field lines.but actually the force decreases from the above exp. ...

A 1st order reacn with half life 20 days is cccuring at 27°C . If 10-2 % molecules r in activated state . Find the maximum rate constant. (A) 3.4 * 10-2 (B) 3.4 * 102 (C) 10-4 (D) can't be determined ...

(1)Find Max. and Min. value of f(a) = (1 + sina) / ( 3 -cosa). (Using Coordinate-Geometry) ...

A particle is moving in a straight line with SHM of amplitude A . At a distance S from the centre of motion, the particle receives a blow in direction of the motion which instantaneously doubles the velocity. The new amplitud ...

indefinite integration ∫ 0 = ??????????????? ...

to those u will give iit in 2011 and after---If u wanna crack iit stay away from tiit or any oder such sites.....wen ol u wud think u r studying but in reality u r not........u r wasting ur precious time in answering oders du ...

*Image* ...

I got this doubt while solving a problem- \sum_{r=2}^{n}{}\left|A_{1} A_{r}\right| = 2\sum_{r=2}^{n}{}sin(r-1)\frac{\Pi }{n} I got the answer as 2cot\frac{\Pi }{2n} The answer given is 4cosec\frac{\Pi }{n} Please help ...

The electric field vector is given by E = a√x i . Find the flux of E thru a cube bounded by surfaces x = l , x=2l , y = 0 , y=l , z=0 and z=l. ...

*Image* ...

wat is the capacitance when inner sphere is earthed and outer sphere is charged ? also show hw to found it ...

helloo..... can ne1 tell me...... is μ a material property.......??? nd suppose the ray of light is coming from air to glass..... with an angle of incedence i and having angle of refraction r... then by Snell's law... we can ...

A thin convex lens whose focal length in air is known to be 30cm is cut into two parts by a transverse plane parallel to principal axis and 0.5cm above the principal axis. They are placed on the x-axis a shown in the figure.A ...

1.A body 'A' is projected upwards with a velocity of 9.8m/s.The second body 'B' is projected upwards with the same initial velocity but after 4 seconds.After how much time will both the bodies meet after the first body is pro ...

*Image* ...

\ \boxed{2}\,\,\, find\,\,\, f^{100}\left ({e}^{x^{2}}\right ) Fn(x) denotes nth derivative ...

is 1st order nd higher degree diffrntial eqtns(eg Clairaut's eqn nd all) in jee syllabus???? ...

What are the types of equilibrium ? If an object's base is inclined to the ground at angle β .. and the dimensions of this object are a , b=base , and c (= longer than a) with volume density = Ω ..find the kind of equilibri ...

*Image* ...

All the best to everyone who are giving KVPY tomorrow......... Pity that I have to give the biology part too.....(my additionals does not include biology) [1] ...

Let P(x)=1+x+x2+x3+x4+x5 What is the remainder when P(x12) is divided by P(x)?? (A)0 (B)6 (C)1+x (D)1+x+x2+x3+x4 ...

hey.... can ne1 plz explain the clear mirror like concepts about the real and virtual objects as well as image....... why can't V.I. be obtained on the screen...... can our eyes percieve both real as well as virtual image.... ...

*Image* how to do these type of questions in which wheatstone bridge principle is not valid..... ...

ALL ...

In the fig. shown a smooth ring is connected to rod AB while rod CD passes thru ring . At the given instant angular vel. of rod AB abt hinge A is 1 rad/s and AC=CB. Instantaneous angular vel. of rod CD abt hinge C is (A) 1 ra ...