Wednesday

August 24, 2016
Total # Posts: 21

**physics **

Calculate the momentum of a 100 kg object moving with velocity 10m/s
*July 24, 2016*

**physics **

Calculate the momentum of a 100 kg object moving with velocity 10m/s
*July 24, 2016*

**Math**

Montreal's Marathon building is 395 m tall. From a point level with, and 148m from, the base of the building, what is the angle of elevation to the top of the building?
*March 14, 2015*

**math**

Prove that:(3-4sin^2A) (1-3tan^2A)=(3-tan^2A)(4cos^2A-3)
*October 13, 2014*

**Math**

No it isn't
*October 13, 2014*

**physics**

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 10, 2013*

**maths**

Consider a 25×25 grid of city streets. Let S be the points of intersection of the streets, and let P be the set of paths from the bottom left corner to the top right corner of which consist of only walking to the right and up. A point s is chosen uniformly at random from...
*June 10, 2013*

**maths**

Will is given 10 rods, whose lengths are all distinct integers. However, he finds that given any 3 rods, he is unable to construct a (non-degenerate) triangle with them. What is the shortest possible length for the longest rod?
*June 10, 2013*

**maths**

We have a list of N consecutive 3-digit numbers, each of which is not divisible by its digit sum. What is the largest possible value of N?
*June 10, 2013*

**maths**

x+1 whole cube but now i got the answer thanks..
*June 10, 2013*

**maths**

answer is wrong
*June 10, 2013*

**maths**

A polynomial f(x) satisfies the equation f(x)+(x+1)3=2f(x+1). Find f(10). that is (x+1) whole cube
*June 10, 2013*

**physics**

The furthest distance from the Sun to Earth is df=1.521E8 The shortest distance from the Sun to Earth is ds=1.47E8 To simplify the problem, assume that the Earth's axis is always perpendicular to the plane of its trajectory around the Sun. The Sun always shines on half of ...
*June 9, 2013*

**physics**

Estimate the time difference between the longest amount of daylight in one day and the shortest amount of daylight on one day in seconds over the course of a year if you lived on the Earth's equator
*June 9, 2013*

**maths**

can anybody solve it..?
*June 9, 2013*

**chemistry**

molarity of kmno4 and strength of kmno4 in M/25 solution experiment of oxalic acid.......
*January 23, 2013*

**PHYSICS**

A positive charged particle placed on a frictionless table by attaching it to a string fixed at one point of magnetic field is switched on in the vertical direction, the tension in the string (A) will increase (B) will decrease (C) will remain same (D) may increase or decrease...
*October 8, 2011*

**Accounts**

The following is the Trial Balance of a trader as at 31st December, 2001: Debit Balances Rs. Credit Balances Rs. Stock (1-1-2001) Sales returns Purchases Freight and carriage Rate, Rent etc. Salaries and wages Sundry debtors Bank Interest Printing and advertisement Cash at ...
*October 16, 2010*

**geometry**

The sies of a triangle are 9cm, 12 cm and 15cm. Find the lenght of the perpendicular drawn to the side which is 15 cm.
*September 4, 2010*

**chemistry**

what is the chemical formula of dihydrogen oxide
*June 1, 2008*

**math**

tan/1-cot +cot/1-tan =1+sec cosec
*May 2, 2008*

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