Sunday
May 29, 2016

Posts by Vivek

Total # Posts: 32

math
Triangle ABC , BC = CD and (angle ABC - angle bac ) =30, the measure of angle and is?
February 25, 2016

math
In how many ways a selection can be made of atleast one fruit of 5 bananas, 4 mangoes and 4 almonds
February 23, 2016

science
What is in orange, but not in banana, cherry has it, but not in apple?
December 8, 2015

Physics
The typical lifetime of a star like our Sun is 10 billion years. While a star like our Sun is able to generate energy in its core (through fusion) the thermal pressure balances the gravitational pressure from the Sun’s mass. However, once the star rules our of hydrogen, ...
November 23, 2015

Physics
A round object with mass m and radius R rolls down a ramp that makes an angle θ with respect to the horizontal. You can assume there is static friction so that the object rolls without slipping. a) For now, take the moment of inertia of the object to be I (you do not know...
November 23, 2015

jdt trignometric
tan¦È=7/24 then prove that ¡Ì(1-cos¦È/1+cos¦È)=1/7 WHERE 0<¦È<90¡ã
June 21, 2015

physics (motion)
the initial velocity of a particle is u (at t=0) and acceleration f is given by at.which relation is valid: (a)v=u+at^2 (b)v=u +at^2/2 (c)v=u+at (d)v=u
June 23, 2014

MATHS
i think its my brother messing aroud please dont do that ho is always doing does things
June 17, 2013

MATHS
ms.sue please do something this boy is creepy
June 17, 2013

MATHS
ms.sue i have no idea who is that anyway thanks
June 17, 2013

maths
A=D1*D2 LIKE D=24 AND 18. SO 24*18=432. THEREFORE AREA=432 . AND SIDE= SQRT D1*2+D2*2 . SO GIVEN D1 AND D2 =24 AND 18 =SQRT 24^2 +18^2= 576+324 =900 THEREFORE SIDE= sqrt900=30.
May 21, 2012

Physic
What is comet how it fall
February 25, 2012

Science
What is comet how it fall and why he look blue
February 25, 2012

Physics
What is energy
February 24, 2012

physics
what is the angular speed of one satellite as seen by an astronaut in another satellite?
February 21, 2012

Physics
Wgat is energy
February 19, 2012

physics
The earth's atmosphere extends to a height of nearby 200KM above its surface there many be explosion and noises taking place in the outer space but we do not hear them.why?
January 3, 2012

physics
What is force defin it
January 2, 2012

physics
The capacity do to work
January 1, 2012

maths
3-0 9-0 11-5
October 21, 2011

math
what is the perimeter value of r=a(1+cos theta)
March 28, 2011

math
44 degree
March 28, 2011

Math
b. 525 is the population of the frogs after 5 years
March 27, 2011

geography
geography envoirment
March 4, 2011

chemistry
The label of a spread says that it contains, per 100 g product: 80 g fat; 20 g saturated fat. What is the percentage of saturated fatty acids expected in the fat extracted from this spread? 25% 80% none of these 20% 16%
February 24, 2011

chemistry
To make 10 mL of 25 mM sodium standard, what volume of 1 M NaCl stock should be used? 250 mL 2.5 mL 0.25 mL 0.5 mL None of these 400 mL
February 24, 2011

chemistry
To make 10 mL of 25 mM sodium standard, what volume of 1 M NaCl stock should be used? 250 mL 2.5 mL 0.25 mL 0.5 mL None of these 400 mL
February 24, 2011

physics
Assume g= 10 m/sec2 60*x1 + 35*x2 = 1.3*10=13 on observation we get x1= 0.1 m x2= 0.2 m so tan(angle)= .1/.8= .125 angle= 7.125 degree
December 1, 2010

Physics
A car reaches a speed of 40m/s from rest in a time of 8 seconds. After teh 8 seconds, the car travels at a constant velocity fro 200meters when it runs out of gas. The car slowly comes to rest 30 seconds after running out of gas. Calculate acceleration for the first 8 seconds
October 25, 2010

math
we have problem it'sa regular quadilateral example given by u is not correct
October 18, 2009

physics
300 cos 35.2 - Fk = ma fk = 300 cos 35.2 - ma Fn = mg + 400 sintheta = 300 + 400 sin 35.2 Fk = Fn*uk uk = 0.57 300 cos 35.2 - ma = 0.57 [ 300 + 400sin 35.2] -ma = (0.57)[300+400sin35.2]- [300 cos 35.2] a = all that crap on the right side/ (300N/0.9) a = 0.8 m/s2 Sx = VoT+ 1/2 ...
October 14, 2007

james knox polk
how did he become famous? http://www.whitehouse.gov/history/presidents/jp11.html
January 21, 2007

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