# vikas

Most popular questions and responses by vikas
1. ## MATH

Write the distance y across the flat sides of a hexagonal nut as a function of r.

2. ## math , physics, chemistry

sec^4x=11tan^2x+5 than what is the value of tanx

3. ## science

A ray of light travelling in air strikes the water surface at an Angle of 30 degree calculate the Angle of light refraction if refractive index of glass is 1.5

4. ## science

A ray of light travelling in air strikes the water surface at an angle of 30 degree calculate the angle of refraction if refractive index of glass is 1.5

5. ## Science

1) A block of mass 0.5 kg is placed at the highest point of a fixed smooth sphere of radius 0.5m. The block is gently pushed to one side. Calculate: 0 the 3 o (1) force exerted by the block on the sphere when it makes an angle with the vertical. (ii) At

6. ## math

8281 students are standing in a assembly ground such that the number of rows is equal to the number of students in each row.

7. ## maths

Raziel kicks a soccer ball 25 yards and it hits the goal 30 seconds.what is the speed of the ball on second ?

8. ## vocab

Kindly unscramble: 1:tuteauaewr ibeifslh 2:geaperioitrdspaw sagnhabi neod 3:enaednenetor eyimrw

9. ## brcm

diffrent models of computer What is your question? What is your thinking on it? If you're looking for different models of computers, I would look at web sites that sell computers. Even better- go to ebay. Look under the computer section. Write down every

1. ## calculus

Is this question Solved.. If Yes please send me at vikasmonga95(at)gmail(dot)com

posted on January 2, 2018
2. ## Math

60

posted on December 23, 2016
3. ## Chemistry

Experiment:-determine the normaliyy and normality and strength of the given solution of sodium hydroxide provided n/10 hcl general calcutions normality and strength intial reading is 3 S.no is 0 and the final reading is 9,9.4 9.5 and volume of hcl used ?

posted on November 5, 2015
4. ## math

let the 10th digit be interchanged and in form 10x+y therefore original sum => (a1+a2+...+a9) + 10x + y = S but the sum obtained was::: (a1+a2+...+a9) + 10y + x = S' bcoz the digits were interchanged "the sum of all the ten numbers increased by a value

posted on April 15, 2015
5. ## maths

Solving you would get b^2 - a^2 = ab -> b/a + a/b = 1, now let a/b =x, so x + 1/x = 1 -> x^2-x+1 =0 Solve for x = [1+ root(5)]/2 = a/b

posted on April 22, 2013