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Recent questions tagged 194

If $\overrightarrow{A} = \hat{i} + \lambda \hat{j} + \hat{k}, \; \overrightarrow{B} = \hat{i} + \hat{j} + \hat{k}$, then for $|\overrightarrow{A} + \overrightarrow{B}| = |\overrightarrow{A} | + |\overrightarrow{B}|$ to be true, the value of $\lambda$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

$\begin{align} \int_0^{\pi/4} (\tan^4 x + \tan^2 x) dx \end{align}$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

If two towers of height $h_1$ and $h_2$ subtend angles $60^{\circ} $ and $30^{\circ}$ respectively at the mid point of the line joining their feet, then $h_1:h_2$ is equal to:

asked Dec 19, 2018 by pady_1

1 answer

The equation $\sqrt{3}\sin x +\cos x = 4$, has:

asked Dec 11, 2018 by pady_1

0 answers

If the vectors $\overrightarrow{a}, \overrightarrow{b}$ and $\overrightarrow{c}$ from the sides $BC, CA$ and $AB$ respectively of a triangle $ABC$, then :

asked Dec 11, 2018 by pady_1

0 answers

The solution of the differential equation $(1+y^2) + (x - e^{\tan^{-1} y} )\frac{dy}{dx} = 0 $ is :

asked Dec 11, 2018 by pady_1

0 answers

Four charges equal to -Q are placed at the four corners of a square and a charge q is at its centre. If the system is in equilibrium the value of q is

asked Nov 5, 2018 by pady_1

0 answers

Motile zygote of Plasmodium occurs in

asked Aug 20, 2018 by pady_1

1 answer

When two unrelated individuals or lines are crossed, the per romance of F1 hybrid is often superior to both parents. This phenomenon is called :

asked Aug 16, 2018 by pady_1

1 answer

Coiling of garden pea tendrils around any support is an example of –

asked Jul 26, 2018 by pady_1

1 answer

Polyethylene glycol method is used for :

asked Jul 26, 2018 by pady_1

1 answer

Consider the following statements about biomedical technologies, (i) During open heart surgery blood is circulated in the heart-lung machine (ii) Blockage in coronary arteries is removed by angiography (iii) Computerised Axial Tomography (CAT) shows detailed internal structure as seen in a section of body. (iv) X-ray provides clear and detailed images of organs like prostate glands and lungs Which two of the above statements are correct?

asked Jul 26, 2018 by pady_1

1 answer

Increased asthmatic attacks in certain seasons are related to:

asked Jul 26, 2018 by pady_1

1 answer

In order to obtain virus-free plants through tissue culture the best method is-

asked Jul 25, 2018 by pady_1

1 answer

Potometer works on the principle of -

asked Jul 24, 2018 by pady_1

0 answers

A nutritionally wild type organism, which does not require any additional growth supplement is known as :-

asked Jul 24, 2018 by pady_1

1 answer

Species are considered as :-

asked Jul 24, 2018 by pady_1

1 answer

Which of the following enzymes are used to join bits of DNA : -

asked Jul 23, 2018 by pady_1

1 answer

First life on earth was : -

asked Jul 20, 2018 by pady_1

2 answers

Lysosome contains :

asked Jul 20, 2018 by pady_1

1 answer

Botulism affects :

asked Jun 15, 2018 by pady_1

1 answer

The cafeteria sells 177.52 liters of orange juice on Friday and 11.88 liters more than this amount on Saturday. In total, how many liters of orange juice did they sell?

asked Dec 31, 2015 by pady_1

1 answer

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