Recent questions tagged q1

What are the chromosome numbers in the following respectively?

asked Oct 15, 2013 by thanvigandhi_1

1 answer

Suppose $\sin^2x\sin 3x=\sum\limits_{m=0}^{n}C_m\cos mx$ is an identity in $x$ where $C_0,C_1.......C_n$ are constants and $C_n\neq 0$ then the value of n is

asked Oct 11, 2013 by sreemathi.v

1 answer

If $f:[2,3] \to R$ is defined by $f(x) =x^3+3x-2,$ then the range $f(x) $ is contained in the interval:

asked Oct 8, 2013 by meena.p

1 answer

Let $f(\theta)=\sin \theta(\sin \theta+\sin 3\theta)$.Then $f(\theta)$ is

asked Oct 4, 2013 by sreemathi.v

1 answer

A tank filled with water has a hole at a certain height from its bottom. The volume of water emerging out per second from the hole does not depend on

asked Oct 2, 2013 by meena.p

1 answer

Study the following lists

asked Oct 1, 2013 by thanvigandhi_1

1 answer

If $f(0),f(1)=1,f(2)=2$ and $f(x)=f(x-2)+f(x-3)$ for $x=3,4,5,........$ then $f(9)=$

asked Sep 26, 2013 by meena.p

1 answer

$\lim\limits_{x \to 8} \large\frac{\sqrt {1+\sqrt {1+x}}-2}{x-8}=$

asked Sep 19, 2013 by meena.p

1 answer

If $f(x)=(p-x^n)^{\Large\frac{1}{n}}$$, p\; >\; 0$ and n is a positive integer, then $f(f(x))$=

asked Sep 13, 2013 by meena.p

1 answer

If the relation between sub-normal and sub-tangent at any point on the curve $by^2=(x+a)^3$ is $p(SN)=q(ST)^2,$ then $\large\frac{p}{q}$=..................... .

asked Sep 13, 2013 by meena.p

0 answers

Use the truth table to establish which of the following statements are tautologies and which are contradictions.

asked Sep 13, 2013 by sreemathi.v

1 answer

Use the truth table to establish which of the following statements are tautologies and which are contradictions.

asked Sep 13, 2013 by sreemathi.v

1 answer

Use the truth table to establish which of the following statements are tautologies and which are contradictions.

asked Sep 13, 2013 by sreemathi.v

1 answer

Use the truth table to establish which of the following statements are tautologies and which are contradictions.

asked Sep 13, 2013 by sreemathi.v

1 answer

If the function $f(x)=\large\frac{3x+4 \tan x}{x}$ is continuous, then what is the value of $f(x)$ at $x=0$?

asked Sep 12, 2013 by meena.p

1 answer

Which of the gases contain the same number of molecules as that of $16\; g$ oxygen ?

asked Sep 11, 2013 by meena.p

1 answer

A radioactive source has a half- life of 3 hours. A freshly prepared sample of the same exhibits radioactivity 16 times the permissible safe value. The minimum time after which it would be possible to work safely with the source is ............ hours.

asked Sep 10, 2013 by meena.p

1 answer

The apparent coefficient of expansion of a liquid, when heated in a copper vessel is '$\mathit{c}$' and when heated in a silver vessel is '$\mathit{s}$'. If '$\mathit{A}$' is the linear coefficient of expansion of copper then linear coefficient of expansion of silver is :

asked Sep 10, 2013 by meena.p

1 answer

In which of the following reaction product formation by Hoffman’s rule?

asked Sep 4, 2013 by sreemathi.v

1 answer

Which of the following can give both $E$ and $Z$ products?

asked Aug 23, 2013 by sreemathi.v

1 answer

The correct decreasing order of vapour phase dipole moments of $CH_3-x$ is as follows

asked Aug 21, 2013 by sreemathi.v

1 answer

Find the area under the given curves and given lines: $ (ii)\:y = x^4, x = 1, x = 5 \: and\: x - axis$

asked Aug 16, 2013 by sreemathi.v

1 answer

The density of earth increased 4 times and its radius becomes half of what it is , our weight will

asked Aug 9, 2013 by meena.p

1 answer

Find the maximum and minimum values, if any, of the following functions given by?$(iv)\;f(x)=x^3+1$

asked Aug 6, 2013 by sreemathi.v

1 answer

Find the maximum and minimum values, if any, of the following functions given by?$f(x)=-(x-1)^2+10$

asked Aug 6, 2013 by sreemathi.v

1 answer