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Recent questions tagged 188

A random variable $X$ has the following distribution <br> <br> the values of $k$ and $P(X < 3)$ are equal to :

asked Dec 19, 2018 by pady_1

0 answers

$\displaystyle\lim_{n \to \infty} \begin{bmatrix}\frac{1}{n+1} + \frac{1}{n+2} + ... +\frac{1}{2n} \end{bmatrix} $ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

If $\tan^{-1} 3 + \tan^{-1} n = \tan^{-1} 8$, then $n$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

If $\begin{vmatrix} 1-i & i \\ 1+2i & -i \end{vmatrix} = x + iy$, then $x$ is equal to :

asked Dec 11, 2018 by pady_1

0 answers

If A and B are two mutually exclusive events, then :

asked Dec 11, 2018 by pady_1

0 answers

The value of the integral $\begin{align}I = \int_0^1 x(1-x)^n dx \end{align}$ is :

asked Dec 11, 2018 by pady_1

0 answers

A plane convex lens of refractive index 1.5 and radius of curvature 30 cm is silvered at the curved surface. Now this lens has been used to form the image of an object. At what distance from this lens an object be placed in order to have a real image of the size of the object ?

asked Nov 5, 2018 by pady_1

0 answers

Common cold differs from pneumonia in, that :

asked Aug 20, 2018 by pady_1

2 answers

What type of human population is represented by the following age pyramid ? <br>

asked Aug 16, 2018 by pady_1

1 answer

Which one of the following statements about human sperm is correct –

asked Jul 26, 2018 by pady_1

1 answer

A person likely to develop tetanus is immunized by administering :

asked Jul 26, 2018 by pady_1

1 answer

Which one of the following pairs of plant structures has haploid number of chromosomes?

asked Jul 26, 2018 by pady_1

1 answer

Which one of the following statements is correct ?

asked Jul 26, 2018 by pady_1

1 answer

Biradial symmetry and lack of cnidoblasts are the characteristics of-

asked Jul 25, 2018 by pady_1

1 answer

In a man, abduncens nerve is injured. Which one of the following functions will be affected

asked Jul 24, 2018 by pady_1

2 answers

Presence of gills in the tadpole of frog indicates that :-

asked Jul 24, 2018 by pady_1

1 answer

Mycorrhiza is an example of :-

asked Jul 24, 2018 by pady_1

1 answer

Out of 64 codons, 61 codons code for 20 types of amino acid it is called : -

asked Jul 23, 2018 by pady_1

1 answer

Similarities in organism with different genotype indicates : -

asked Jul 20, 2018 by pady_1

1 answer

Which of the following animals have scattered cells with cell – tissue grade organisation :

asked Jul 20, 2018 by pady_1

1 answer

In which biome a new plant may adapt soon :

asked Jun 15, 2018 by pady_1

1 answer

A gymnast competed in balance beam and vault. She scored 6.21 points on the balance beam and 7.76 points on the vault. How many points total did she score in the two events?

asked Dec 31, 2015 by pady_1

0 answers

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