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Answers posted by vijayalakshmi.r
Questions
1231
answers
9
best answers
0
votes
A system of wedge and block as shown in figure is released with the spring in its natural length. All surfaces are frictionless. Maximum elongation in the spring will be
answered
Oct 23, 2016
Since the wedge is fixed, mgxsin teta = [1/2]kx^2, Therefore x = 2mgsinteta/k
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A pair of lines which intersect at right angles are called
answered
Oct 21, 2016
D) Perepndicular lines
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Show that straight lines given by lm+ln+mn=0 and l+m+n=0 are intersect at right angles
answered
Oct 21, 2016
The question seems to be incorrect. If you had meant direction cosines of the lines, then you can fo...
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Thermodynamics and thermochemistry
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Oct 21, 2016
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angular velocity of wheel is 2 radian .calculate the number of rotations of the wheel in 5 sec
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Oct 21, 2016
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Find the equation of the hyperbola whose Transverse and Conjugate axes are the x and y axes respectively, given that the length of conjugate axis is 5 and distance between the foci is 13.
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Oct 21, 2016
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Dual nature of matter
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Oct 21, 2016
Lig of light.ht exhibits dual nature. That is the phenomenon like interference, diffraction and pola...
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class 8th chapter cubes and cube root
answered
Oct 21, 2016
The question is wrong. It should have been like this 36a^4 = a^6 36 = a^/a^4 = a^2 Taking square ...
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Show that of all the rectangles inscribed in a given fixed circle ,the square has a maximum area
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Oct 18, 2016
https://clay6.com/qa/548/show-that-of-all-the-rectangles-inscribed-in-a-given-fixed-circle-the-squar...
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LR circuit related question
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Oct 18, 2016
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find the minimum time crossing
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Oct 18, 2016
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find the harmonic conjugate
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Oct 18, 2016
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a bullet is fired normally towards an immovable wooden block.If it loses 25% of its kinetic energy in penetrating through the block at thickness X, the distance penetrated by the bullet into the block,before coming to rest is
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Oct 17, 2016
According to work energy theorem, Loss in kinetic energy = work done by the force of friction again...
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Find the differential equation whose general solution is y= Ae^x+Be^2x+Ce^3x+De^4x+E where A,B,C,D,E are constant
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Oct 17, 2016
https://clay6.com/mpaimg/1_72540.jpg
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LR circuit related question
answered
Oct 17, 2016
Time constant = L/R Given time constant = 2x10^-3 and R = 90 ohms Therefore L = 2x90 x 10^-3 = 180...
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LCR circuit related question
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Oct 17, 2016
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The degree of the differential equation of all tangent lines to the parabola y^2=4ax
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Oct 17, 2016
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standard form of equation of a circle
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Oct 17, 2016
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probability of black ball from second bag of group 5 bags
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Oct 17, 2016
given 5 bags contain 3 black and 2 white balls and 3 bags contaain 2 white and 3 black balls out of ...
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The order of differential Equation satisfying (1-x^4)^1/2+(1-y^4)^1/2=a(x^2-y^2)
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Oct 15, 2016
Since it has only one arbitrary constant a, the order of the differential equationwill be 1
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votes
find the principle value of
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Oct 15, 2016
$cos^{-1}(\frac{1}{2}) = \frac{\pi}{3}$
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Find the differential equation of the family of curve y^2=a(b-x)(b+x) ,a and b are constant
answered
Oct 15, 2016
given $y^2 = a(b-x)(b+x).= a(b^2-x^2)$ Since it has two arbitrary constants we have to differentiate...
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the sum of deviation from mean is
answered
Oct 15, 2016
It is always zero
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angular diameter vjjkkhhkk
answered
Oct 15, 2016
https://clay6.com/qa/70233/the-sun-s-angular-diameter-is-measured-to-be-1920-the-distance-d-of-the-s...
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horizontal projection
answered
Oct 14, 2016
let u = 30m/s and given t = 4sec therefore v = u+gt = 30+9.8x4 = 30+39.2 = 69.2 m/s
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Physics question about uniform Motion
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Oct 14, 2016
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in the expansion of (x+a)^N find x,a and n.
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Oct 14, 2016
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Write the SI unit and mathematical expression of electric flux
answered
Oct 14, 2016
https://clay6.com/qa/43480/what-is-the-si-unit-of-electric-flux- click the above link for the answe...
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What is the SI unit of electric flux
answered
Oct 14, 2016
https://clay6.com/qa/43480/what-is-the-si-unit-of-electric-flux- click the above link for the answe...
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based on wheat stone bridge
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Oct 13, 2016
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magnetic electric flux
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Oct 13, 2016
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capacitence question
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Oct 13, 2016
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magnetic dipole movement
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Oct 13, 2016
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Sum in diffential equation
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Oct 4, 2016
x^2+y^2=a^2 on differentiating we get, 2x+2y[dy/dx] = 0 or x+yy'=0 is the required equation. It ...
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votes
Differentiation maxima and minima
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Oct 3, 2016
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discovery of cathode rays
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Oct 3, 2016
Can you give the question in detail?
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votes
A motorist covers a distance of 39km in 45min
answered
Sep 30, 2016
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Find the maximum and minimum values of the function tan2x cot^2 2x and the value of x in the range of 0
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Sep 30, 2016
Can u check the qn? Is it the sum of the terms?
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votes
triangles and its congruency and properties
answered
Sep 30, 2016
The sum of the two sides of a triangle should be greater than the third side. Hence 8+6=14 and 8-6=...
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votes
permutation and combination
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Sep 30, 2016
The 6 black balls has 7 spaces in between them as shown below *B* B *B* B *B* B* Hence white balls...
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A, B, C, D, E and F are members of a club. There are two married couples in the goup. A is the brother of D's Husband. C is the president of Women's Association. F is a Sitar Player, and Bachelor. B's wife is not a member of the Club. Four of them belong to the same family. B and F are colleagues in the club. How is F related to B?
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Sep 28, 2016
cannot be determined
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A string wrapped around a solid cylinder of mass M and radius R. The string is pulled vertically upward to prevent the centre of mass of the cylinder from falling as the cylinder unwinds the string. Choose the correct options: (A). the tension in the string is 2Mg (B). the length of the string unwound until its angular velocity becomes w is w^2R^2/2g (C).the angular acceleration of the cylinder is 2g/3R (D).work done by tension on the cylinder until its angular velocity becomes w is 1/4Mw^2R^2
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Sep 24, 2016
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It is known that if x + y = 10 then x + y + z = 10 + z. The Euclid’s axiom that illustrates this statement is :
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Sep 24, 2016
The second axiom states that if equals are added to equals the wholes are equal. Hence the correct...
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Dimensional analysis of energy
answered
Sep 24, 2016
F=ma Work done = force x distance = mxaxs= MLT^-2L= ML^2T^-2
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give reason for 1 mark questions
answered
Sep 23, 2016
According to Newton's first law the liquid can stop only when a force opposes the motion of layers w...
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FIND THE WORK DONE IN ROTATING DIPOLE
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Sep 22, 2016
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Probability on pair of dice
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Sep 20, 2016
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problems related to rain man
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Sep 20, 2016
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From triangle chapter last yr ques paper
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Sep 20, 2016
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An object is placed infront of a slab of thickness 10cm and refractive index =1.5 at a distance of 28cm from it.The other face of the slab is silvered.Find the final position of the image from the silvered face.
answered
Sep 19, 2016
Here 3 cases arise 1. Refraction from the front face AB 2. Reflection from the silvered face 3. A...
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