Saturday
November 29, 2014

Posts by Abhishek


Total # Posts: 52

ias
IAS Question paper 2013. How will you write 26th August 2014 using only five letters (alphabets) without using number. ??
August 26, 2014

Physics
hamare samajh me angreji nhi aati
August 26, 2014

maths
Find the vector eqn of the plane through the points (2,1,-1) and (-1,3,4) and perpendicular to the plane x-2y+4z=10
August 10, 2014

Math
A man completed a trip of 136 km in 8 hrs. Some part of the trip was covered at 15 km/hr. What is the part of the trip covered at 18 km/hr?
March 19, 2014

Math
The length of a rectangle is twice it's width. If it's perimeter is 54cm, find its length. Explain!
March 10, 2014

Maths
A man is 42 years old and his son is 12 years old. In how many years will the age of the son be half the age of the man at that time? Explain!
March 10, 2014

Maths
Separate 178 into two parts such that the first part is 8 less than twice the second part. Explain!
March 6, 2014

Maths
A number decreased by 30 is the same as 14 decreased by 3 times the number. Find the number. Explain!
March 6, 2014

Chemistry
What is the difference between solubility and solubility curve?
March 5, 2014

Science
Who stated the three laws of motion?
March 5, 2014

Math
Bob has three sacks of apples and three more apples in his pocket. Each sack contains the same number of apples. All together, Bob has 33 apples. How many apples are in each sack?
March 4, 2014

Geography
Where is plateau of Arabia located?
February 18, 2014

math
A store has 2 times as many hooded sweatshirts as crewneck sweatshirts. The total number of sweatshirts is 36. How many hooded sweatshirts does the store have?
November 6, 2013

science
it gives pbi2 hdj
July 10, 2013

science
what happens when lead nitrate react with potassium hydroxide
July 10, 2013

maths
The sum of odd squares can be expressed as 1^2+3^2+5^2+…+(2n-1)^2=An^3+Bn^2+Cn+D. The value of A can be expressed as a/b, where a and b are positive co-prime integers. What is the value of a+b?
June 16, 2013

science
The most convenient way to express vectors in the two dimensional plane is in the familiar (x,y) Cartesian coordinates. However, one can express vectors in other coordinate systems as well. For example, another useful coordinate system for the plane is polar coordinates (r,&#...
June 13, 2013

math
Bella keeps a supply of red, blue, and black pens in a drawer. The drawer has 13 red pens, 18 blue pens, and 8 black pens. If Bella wants a red pen, what is the minimum number of pens she has to pull out from the drawer to make sure she gets a red pen?
June 12, 2013

Physics
Calculate the work required to be done to stop a car of 1500kg moving with a velocity of 60km/hr?
April 8, 2013

plzzzzzzz help me out.
a beam of light consisting of two wavelengths 800nm and 600 nm is used to obtain the interference pattern in youngs double slit expt on a screen placed 1.4m away.if two slits are seperated by 0.28mm,calculate the least distance from the central bright maximum where the bright ...
March 4, 2013

HELP>>PLZ
the vertical component of earth magnetic field at a place is root3 times the horizontal component.What is the value of angle of dip at this place?
March 3, 2013

Physics
At what temp would an intrensic semiconductor behave like a perfect insulator?Why?
March 3, 2013

Physics
oye thanku sooo much..nyc:)
March 2, 2013

Physics
X and Y are two capacitors(parallel plate) connected in series to a 12V supply.X has air between the plates and its capacitance is 10microfarads.Y contains a dielectric medium of K=5.calculate capacitance of Y and the potential difference between the plates of Y.
March 2, 2013

Physics
in a wire AB of uniform cross section in which a potential gradient of 0.1 V/m exist.If the balancing point is foung to be 180 cm from A then what is the Emf of the cell?
March 2, 2013

Physics
what is the power dissipated in an ac circit in which current v=230sin(wt+90) and I=10sin(wt)...plz help me
March 2, 2013

Physics
Two metallic wires of the same material have the same length but cross-sectinal area is in the ratio of 1:2.they are connected in 1)-series 2)-parallel. Compare the drift velocities of the electrons in the two wires in both the cases. Plzz help
January 20, 2013

MMSS
the volume of 500g sealed packet is 350 cubic centimeters. Will the packet float or sink in the water if the density of water is 1 gm per cubic meter ? What will be the mass of water displaced by this packet
January 20, 2013

Math
Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
January 13, 2013

Math
Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
January 13, 2013

Math
Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
January 13, 2013

physics
The resultant will be maximun when cosine of the angle b/w them is is 0..ie 1 then R=(5^2+5^2+2*5*5cos(0))^1/2
January 13, 2013

Maths
3
November 20, 2012

physics
A boy is riding a bicycle in a rainy day. The force exerted by the boy and the force due to which rain falls downward.
September 20, 2012

physics
A boy is riding a bicycle in a rainy day. The force exerted by the boy and the force due to which rain falls downward.
September 20, 2012

physics
A boy is riding a bicycle in a rainy day. The force exerted by the boy and the force due to which rain falls downward.
September 20, 2012

Calculus
If y=Root of(logx+root of (logx+root of logx.........infinty)...prove that dy/dx=1/x(2y-1)
June 4, 2012

MATHS
The only thing i have as a doubt is how com e^(lnx^3)=x^3 ?!?!?!?:O
May 23, 2012

MATHS
If e^(x+3logx) then prove that dy/dx=x^2(x+3)e^x....can anyone help me out...plz note 3+logx is in adition with x and is the power of 'e' its not e^x+3logx
May 23, 2012

Math
If y=e^x+3logx then prove that dy/dx=x^2(x+3)e^x.
May 21, 2012

physics
100000/75 cm
February 10, 2012

science (physics)
five examples of potential energy with diagram
February 5, 2012

math
If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
October 7, 2011

trig
=Sin(90-71)/cos71 =cos71/cos71 =1
September 27, 2011

algebra
a two digit number is four times the sum of its digits and twice the product of the digit. find the number using elimination method
June 12, 2011

History
What were the various changes that had taken place in Europe at the beginning of the middle ages ? What were the main characteristics of the middle ages in Europe?
June 11, 2011

maths
a steamer goes downstream in a river and covers the distance between upstream in 6 hours if the speed of the stream is 3 km/hr. firnd the speed of the steamer in still water.
May 24, 2011

Maths
denominator of a fraction is 1 more than its numerator. the fraction reduces to one fourth when numerator is reduced by 2 and denominator is increased by 3. find the number
May 24, 2011

physics
Two forces acting on a body in opposite directions,have the resultant velocities of 10newton. if they act at right angles to each other, the resultant is 50 newton.find the two forces.
March 16, 2011

mechnical engineering
what is rankine cycle?
April 30, 2008

maths
how many times does minute hand rotate in one day? There are 60 minutes in an hour and 24 hours per day. With this information, can you answer your question? I hope this helps. Thanks for asking.
July 30, 2007

Chemistry Electron Configuration Questions
Valance Electrons?
October 25, 2006

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