Recent questions tagged class12

The function $y=\tan x-x $ is

asked May 18, 2013 by poojasapani_1

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The function $f(x)=x^{2}$ is decreasing in

asked May 18, 2013 by poojasapani_1

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The function $f(x)=x^{2}-5x+4$ is increasing in

asked May 18, 2013 by poojasapani_1

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Which of the following function is increasing in $(0 , \infty)$

asked May 18, 2013 by poojasapani_1

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If$f(a)=2;f '(a)=1;(g)=(a)=-1;g '(a)=2$ then the value of $\;\lim \limits_{x \to 2}\Large\frac{g(x)f(a)-g(a)f(x)}{x-a}$ is

asked May 18, 2013 by poojasapani_1

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$\;\lim \limits_{x \to 0}\Large\frac{a^{x}-b^{x}}{c^{x}-d^{x}}$ is

asked May 18, 2013 by poojasapani_1

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$\;\lim \limits_{x \to \infty}\large\frac{x^{2}}{e^{x}}$ is

asked May 18, 2013 by poojasapani_1

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The value of$'c'$ of Lagranges Mean Value Theorem for $f(x)=\sqrt{x}$ when $a=1$ and $b=4$ is

asked May 17, 2013 by poojasapani_1

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The value of $c$ in Rolle's Theorem for the function $f(x)=\cos\large\frac{x}{2}$ on $[\pi,3]$ is

asked May 17, 2013 by poojasapani_1

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The $'c'$ of Lagranges Mean Value Theorem for the function $f(x)=x^{2}+2x-1;a=0,b=1$ is

asked May 17, 2013 by poojasapani_1

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Compute the magnitude of the following vectors: $(iii)\;\overrightarrow c = \large\frac{1}{\sqrt 3}$$\hat i +\large \frac{1}{\sqrt 3}$$\hat j - \large\frac{1}{\sqrt 3}$$\hat k$

asked May 16, 2013 by sreemathi.v

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Compute the magnitude of the following vectors: $(ii)\; \overrightarrow b = 2\hat i - 7 \hat j - 3\hat k $

asked May 16, 2013 by sreemathi.v

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Answer the following as true or false. (iv) Two collinear vectors having same magnitude are equal.

asked May 16, 2013 by sreemathi.v

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Answer the following as true or false. (iii) Two vectors having same magnitude are collinear.

asked May 16, 2013 by sreemathi.v

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Answer the following as true or false. (ii) Two collinear vectors are always equal in magnitude.

asked May 16, 2013 by sreemathi.v

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Classify the following as scalar and vector quantities. $ (v)\;$work done

asked May 16, 2013 by sreemathi.v

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Classify the following as scalar and vector quantities. $ (iv)\; $velocity.

asked May 16, 2013 by sreemathi.v

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The Rolle's constant for the function $y=x^{2}$ on $[-2,2] $ is

asked May 16, 2013 by poojasapani_1

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Classify the following as scalar and vector quantities. $ (iii)\; $force.

asked May 16, 2013 by sreemathi.v

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If the velocity of a particle moving along a straight line is directly proportional to the square of its distance from a fixed point on the line. Then its acceleration is proportional to

asked May 16, 2013 by poojasapani_1

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If $s=r^{3}-4t^{2}+7,$ the velocity when the acceleration is zero is

asked May 16, 2013 by poojasapani_1

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Classify the following as scalar and vector quantities. $ $distance.

asked May 16, 2013 by sreemathi.v

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The value of $'a'$ so that the curves $y=3e^{x}$ and $y=\large\frac{a}{3}e^{x}$ intersect orthogonally is

asked May 16, 2013 by poojasapani_1

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If a normal makes an angle $\theta$ with positive $x$-axis then the slope of the curve at the point where the normal is drawn is

asked May 16, 2013 by poojasapani_1

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For the curve $x=e^{t}\cos t: y=e^{t}\sin t$ the tangent line is parallel to the $x$-axis when $t$ is equal to

asked May 16, 2013 by poojasapani_1

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The gradient of the tangent to the curve $y=8+4x-2x^{2}$ at the point where the curve cuts the $y$-axis is

asked May 16, 2013 by poojasapani_1

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Classify the following measures as scalars and vectors. $20m/s^2$

asked May 16, 2013 by sreemathi.v

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The Angle between the parabolas $y^{2}=x$ and $x^{2}=y$ at the origin is

asked May 16, 2013 by poojasapani_1

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If the volume of an expanding cube is increasing at the rate of $4cm^{3}/sec $ then the rate of change of surface area when the volume of the cube is $8$ cubic cm is

asked May 16, 2013 by poojasapani_1

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Classify the following measures as scalars and vectors. $10^{-19}$coulomb

asked May 16, 2013 by sreemathi.v

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If $y=6x-x^{3}$ and $x$ increases at the rate of $5$ units per second, the rate of change of slope when $x=3 $ is

asked May 16, 2013 by poojasapani_1

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Classify the following measures as scalars and vectors. $40$watt

asked May 16, 2013 by sreemathi.v

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Classify the following measures as scalars and vectors. $40^\circ$

asked May 16, 2013 by sreemathi.v

1 answer