Friday

October 9, 2015
Total # Posts: 21

**Physics**

The resultant of two vectors a and b is perpendicular to the vector a and its magnitude is equal to the half magnitude of vector b the find angle between a and b
*August 13, 2015*

**math**

in a isosceles triangle if two equal sides are 3.5 meter each.how long is third side?
*October 11, 2014*

**Delft Solar Cell**

Consider a crystalline PV module with the following output parameters mentioned at STC (Standard Testing Condition) conditions by the manufacturer. Pmax = 250W Voc = 50V Isc = 6A NOCT = 40°C Temperature coefficient of power = -1W/°C a) If the ambient temperature falls ...
*November 25, 2013*

**chemistry**

lowest+freezing+point+of+Kbr+AlNO33+CH3COONa+NaNO2+MgCl2+of+same+molality
*March 29, 2013*

**geometry**

The angles in triangle ABC satisfy 6sin∠A=3√3sin∠B=2√2sin∠C. If sin2∠A=a/b, where a and b are coprime positive integers, what is the value of a+b?
*March 18, 2013*

**geometry**

ABCD is a parallelogram. Let C′ be a point on AC extended such that the length of AC′=1.2AC. Let D′ be on the segment BD such that the length of BD′=0.9BD. The ratio of the area of the quadrilateral ABC′D′ to the area of the parallelogram ...
*March 18, 2013*

**SCIENCE**

AT WHAT HEIGHT ABOVE THE EARTH'S SURFACE DOES THE ACCELERATION DUE TO GRAVITY FALL TO 1% OF ITS VALUE AT THE EARTH SURFACE
*December 9, 2012*

**math**

The sum of 4 term of an G. P. Is 15/32 and sum of infinite term of same G.P. Is equal to 1/3
*September 15, 2012*

**Maths**

what is the integration of dx/Cos^4(x)
*September 7, 2011*

**Physics**

Find the average velocity of a projetile between the instants it crosses half the maximum heght.It is projected with a speed u at an angle ø(thita) with horizontal.
*August 4, 2011*

**Science**

how many gram of oxygen in persent in 36 gram of water?
*July 20, 2011*

**physics**

In this concept a=force/mass.if mass is doubled the a will be half according to first a.
*July 14, 2011*

**mathematics**

find the maximum value of √3 cosθ-sinθ.???
*May 24, 2011*

**mathematics**

if sin a=0.5 then find the value of cos3a
*May 24, 2011*

**oscillation nad waves**

find the equivalent spring constant for a system of two spring of constant k 1 and k2 connected in series .use your result to explain to explain what happens when a sprin g of constant k is cut into two equal halves
*April 27, 2011*

**math**

200
*January 29, 2011*

**Math**

Two sums of money are proportional to 8:9.n if the first is 20/- the other is
*January 22, 2011*

**Math**

Rectangular plate is 6m wide and 12m long two holes of 2diameter have been gay cut in plate calculate the are of remaining plat?
*December 6, 2010*

**Geometry**

Perimeter of a right angled trangle is 40 cm. Hypotenus is 17cm. Find the area. Urgent help required. Thanks in advance
*March 7, 2010*

**GEOGRAPHY**

EXPLAIN THE SEX RATIO?
*July 20, 2008*

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