Recent questions tagged q30

Two astronauts are floating in gravitational free space after having lost contact with their space ship. The two will :

asked Oct 27, 2017 by meena.p

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Arrange the following in ascending order <br>$XVII, IX, XIX, XXX, XL, XXXIX$

asked Oct 21, 2017 by priyanka.c

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When three identical bulbs are connected in series, the consumed power is 10W. If they are now connected in parallel then the consumed power will be :

asked Oct 9, 2017 by priyanka.c

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Rekha goes to her dance class. She has to travel a distance of 750 m. She goes by cycle at a speed of 25 km/hr. How much time does she take to travel?

asked Oct 3, 2017 by priyanka.c

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Find the smallest portion

asked Sep 26, 2017 by priyanka.c

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Vanitha bought a pair of shoes for Rs 499. The shopkeeper gave a discount of Rs 49.99. How much money should he get back?

asked Sep 21, 2017 by priyanka.c

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What does the value of total angle represent from the following? <br>120 + 50 =

asked Sep 18, 2017 by priyanka.c

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Find the total length around the field

asked Sep 4, 2017 by priyanka.c

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Find the odd one out

asked Sep 1, 2017 by priyanka.c

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P, Q, R, S are four digit numbers, each having the digit 9 only once and in the place shown below. None of the other digits are known.What can be said about P, Q, R, S from the following?

asked Aug 16, 2017 by priyanka.c

1 answer

Raju has to reach station by 8:30 pm. It is now half past six in the morning. How much time is left for Raju to reach the station.

asked Aug 7, 2017 by priyanka.c

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Banu wants to finish all the homeworks by 9:00 pm. He started doing mathematics homework at 5 pm and took 40 minutes for completing it., 1 hr 15 min for science homework 15 minutes for social homework. He took a break of 25 minutes. If he takes 1 hr and 7 minutes for completing his English homework how much time is left to do his Hindi homework?

asked Aug 4, 2017 by priyanka.c

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A torroid has a core outer radius $26\;cm$ around which 3500 turns of a wire are wound . If the current in the wire is $11\;A$ , What is the magnetic field, inside the core of the torriod .

asked Jul 27, 2015 by meena.p

1 answer

A short bar magnet placed in a horizontal plane has its axis aligned along the magnet north - south direction . Null points are found on the axis of the of the magnet at $14\;cm$ from the center of the magnet . The earth magnetic field at the place is $0.36\;G$ and the cycle of dip is zero. If the bar magnet is turned around by $180^{\circ}$Where will the new null points be located ?

asked Jul 13, 2015 by meena.p

1 answer

A wire of resistivity $\rho$ is stretched to three times its length . What will be the new resistivity ?

asked Jun 29, 2015 by meena.p

1 answer

An electric dipole moment $20 \times 10^{-6}\;C$ is enclosed by closed surface . what is net electric flux coming out of this surface ?

asked Apr 22, 2015 by meena.p

1 answer

Find the equation of the set of all points whose distance from $(0, 4)$ are $\large\frac{2}{3}$ of their distance from the line $y = 9$.

asked Oct 14, 2014 by sreemathi.v

1 answer

If boiling point of an aqueous solution is $100.1^{\large\circ}$C.What is its freezing point?Given,latent heat of fusion and vaporisation of water as 80 cal $g^{-1}$ and 540 cal $g^{-1}$ respectively.

asked Aug 7, 2014 by sreemathi.v

1 answer

An element E crystallizes in body-centred cubic structure.If the edge centre of the cell is $1.469\times 10^{-10}$m and the density is $19.3gcm^{-3}$.Calculate the atomic mass of this element.Also calculate the radius of an atom of this element.

asked Aug 4, 2014 by sreemathi.v

1 answer

In the electrolytic refining of copper which statement is False

asked Jul 31, 2014 by thanvigandhi_1

1 answer

Which of the following is metaboric acid ?

asked Jul 25, 2014 by thanvigandhi_1

1 answer

True-or-False : The probability that a person visiting a zoo will see the giraffee is 0.72,the probability that he will see the bears is 0.84 and the probability that he will see both is 0.52.

asked Jul 9, 2014 by sreemathi.v

1 answer

The mean of 100 observation is 50 and their standard deviation 5. The sum of all the observations is

asked Jul 8, 2014 by meena.p

1 answer

Choose the correct answer from the given four options. The equations of the lines passing through the point (1, 0) and at a distance $ \large\frac{\sqrt 3 }{2}$ from the origin, are

asked Jul 3, 2014 by thanvigandhi_1

1 answer

If the sum of the coefficients in the expansion of $(x+y)^n$ is $1024$,then the value of the greatest coefficient in the expansion is

asked Jun 26, 2014 by sreemathi.v

1 answer

Middle term in the expansion of $(a^3+ba)^{28}$ is ______

asked Jun 25, 2014 by sreemathi.v

1 answer

The number of different ways of distributing 10 marks among 3 questions,each questions carrying atleast 1 mark,is

asked Jun 20, 2014 by sreemathi.v

1 answer

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