Recent questions tagged q55

In rabbit ginglymoid joint is found in, both :

asked Dec 9, 2013 by thanvigandhi_1

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The vitamin which regulates the absorption of calcium from intestine in rabbit is

asked Dec 2, 2013 by thanvigandhi_1

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The stability of which is correct ?

asked Nov 28, 2013 by sreemathi.v

1 answer

The value of $K^{sp}$ of $HgCl_2$ at room temperature is $4 \times 10^{-15}$. The concentration of $Cl^-$ ion in its aqueous solution at saturation point is

asked Nov 27, 2013 by mosymeow_1

1 answer

Which one of the following animal can be identified as chordate based on its larval features ?

asked Nov 26, 2013 by thanvigandhi_1

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If $\overrightarrow a=\hat i+\hat j,\:\:\overrightarrow b=2\hat j-\hat k$ and $\overrightarrow r\times \overrightarrow a=\overrightarrow b\times\overrightarrow a,\:\:\overrightarrow r\times\overrightarrow b=\overrightarrow a\times\overrightarrow b$ then a unit vector in the direction of $\overrightarrow r$ is ?

asked Nov 20, 2013 by rvidyagovindarajan_1

1 answer

Two sides of $\Delta$le are $\sqrt 2-1$ and $\sqrt 2+1$ unit and their included angle is $60^{\large\circ}$.Then the third side of the $\Delta$le is

asked Nov 18, 2013 by sreemathi.v

1 answer

Statement (S) : Biting and chewing mouth parts are the most primitive type of mouth parts in insects. (Reasons (R) : Holometabolus insects have biting and chewing type of mouth parts in their larvae.

asked Nov 13, 2013 by thanvigandhi_1

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If $y=3x$ is a tangent to a circle with center $(1,1),$then the other tangent drawn through $(0,0)$ to the circle is:

asked Nov 12, 2013 by meena.p

1 answer

If b and c are the lengths of the segments of any focal chord of a parabola $y^2=4ax$, then the length of the semi-latus rectum is :

asked Nov 6, 2013 by meena.p

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Which part of the alimentary canal in cockroach secretes peritrophic membrane around the food?

asked Oct 28, 2013 by thanvigandhi_1

1 answer

Number of atoms in 558.5g $Fe$ (at.wt =55.85) is

asked Oct 28, 2013 by sreemathi.v

1 answer

The condition for the coaxial system $x^2+y^2+2 \lambda x +c=0,$ where $\lambda$ is a parameter and c is a constant to have distinct limiting points, is

asked Oct 25, 2013 by meena.p

1 answer

If $\theta$ is the angle between the tangents from $(-1,0)$ to the circle $x^2+y^2-5x+4y-2=0$, then $\theta$

asked Oct 17, 2013 by meena.p

1 answer

The following are the parts of alimentary canal of Cockroach and arrange them in correct sequence ( Anterior end to posterior end)

asked Oct 17, 2013 by thanvigandhi_1

1 answer

If the distance between the foci of an ellipse is 6 and the length of the minor axis is 8, then the eccentricity is :

asked Oct 10, 2013 by meena.p

1 answer

Find the value of $\sin(105^{\large\circ})$

asked Oct 9, 2013 by sreemathi.v

1 answer

The part of Adrenal cortex which secretes cortisol is

asked Oct 5, 2013 by thanvigandhi_1

1 answer

The equation of the hyperbola which passes through the point $(2,3)$ and has the asymptotes $4x+3y-7=0$ and $x-2y-1=0$ is :

asked Sep 27, 2013 by meena.p

1 answer

A class has fifteen boys and five girls. Suppose three students are selected at random from the class. The probability that three are two boys and one girl is

asked Sep 23, 2013 by meena.p

1 answer

The midpoint of a chord of the ellipse $x^2+4y^2-2x+20 y=0$ is $(2,-4)$. The equation of the chord is?

asked Sep 16, 2013 by meena.p

1 answer

As measured by an observer on earth, what would be the difference, if any, in the period of two satellite each in a circular orbit near the earth's equatorial plane, but one moving eastward and other moving westward.

asked Aug 22, 2013 by meena.p

1 answer

A block of $2 kg$ is hanging over a smooth string. The other end of the string is pulled by a constant force $F=40N$.The kinetic energy of the particle increases $40 \;J$ in a given interval of time. then $(g=10 m/s^2)$

asked Aug 5, 2013 by meena.p

1 answer

If you want to pile up sand onto a circular area of radius R, the greatest height of the pile to be erected without spilling sand on to the surrounding area is ($\mu$ - coefficient of friction between sand particles)

asked Jul 11, 2013 by meena.p

1 answer

In which region the curve $y^{2}(a+x)=x^{2}(3a-x)$ does not lie?

asked May 21, 2013 by poojasapani_1

1 answer

The value of $\large[\frac{-1+i\sqrt{3}}{2}]^{100}+[\frac{-1-i\sqrt{3}}{2}]^{100}$ is

asked May 11, 2013 by poojasapani_1

1 answer

Evaluate:\[\int \frac {8}{(x+2)(x^2+4)}dx\]

asked Feb 3, 2013 by meena.p

0 answers

Show that the height of the cone of maximum volume that can be inscribed in a sphere of radius 12 cm is 16 cm.

asked Jan 29, 2013 by meena.p

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The integrating factor of the differential equation $\Large \frac{dy}{dx}\normalsize+y=\Large \frac{1+y}{x}$ is

asked Jan 18, 2013 by sreemathi.v

1 answer

$\Large \int\frac{x+\sin x}{1+\cos x}\normalsize dx$ is equal to\begin{array}{1 1}(A)\;\log\mid1+\cos x\mid+C & (B)\;\log\mid x+\sin x\mid+C\\(C)\;x-\tan\frac{x}{2}+C & (D)\;x\;\tan\frac{x}{2}+C \end{array}

asked Jan 15, 2013 by sreemathi.v

1 answer

The maximum value of sin x,cos x is

asked Jan 12, 2013 by sreemathi.v

1 answer

There are 5 cards numbered 1 to 5,one number on one card.Two cards are drawn at random without replacement.Let X denote the sum of the numbers on two cards drawn.Find the mean and variance of X.

asked Jan 10, 2013 by sreemathi.v

1 answer

Find $\large \frac{dy}{dx}$ when x and y are connected by the relation $\sec(x+y)=xy$

asked Jan 2, 2013 by sreemathi.v

1 answer

True or False: The determinant $ \begin{vmatrix}\sin A & \cos A & \sin A+\cos B\\\sin B & \cos A & \sin B+\cos B\\\sin C & \cos A & \sin C+\cos B\end{vmatrix}$ is equal to zero

asked Dec 28, 2012 by sreemathi.v

1 answer

If $\begin{bmatrix}2x + y & 4x\\5x - 7 & 4x\end{bmatrix}=\begin{bmatrix}7 & 7y - 13\\y & x + 6\end{bmatrix},$then the value of x,y is

asked Dec 23, 2012 by sreemathi.v

1 answer

True or False: The principal value of $\sin^{-1}\begin{bmatrix}\cos\bigg(\sin^{-1}\frac{1}{2}\bigg)\end{bmatrix}\;is\;\Large {\frac{\pi}{3}}$

asked Dec 21, 2012 by sreemathi.v

1 answer

True or False: Every relation which is symmetric and transitive is also reflexive.

asked Dec 20, 2012 by sreemathi.v

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