Questions and answers by

Ri

Questions (42)

3.50x + 1.72?
1. 3 answers
2. 213 views
2.50x + 50Need help urgent!!
1. 1 answer
2. 232 views
The Blue Angels, the Navy's elite flying squadron, have performed for more than 427 million fans since their inception in 1946.S
1. 1 answer
2. 1,106 views
Radhanath Sikdar, a mathematician and surveyor from India, calculated the height of Mount Qomolangma (Mount Everest) in 1852.
1. 1 answer
2. 1,194 views
A baseball is hit so that it travels straight upward after being struck by the bat. A fanobserves that it takes 3 seconds for
1. 1 answer
2. 721 views
So now m posting the answers along witg the questions... Plz correct me if m wrong ! ^^Tranformation of Sentences ? 1.He wont
1. 2 answers
2. 517 views
Tranformation of Sentences ?1.He wont show me his papers,he wont tell me who he is (use neither -nor) 2.This is all i
1. 1 answer
2. 698 views
Tense:1.Unless we ___ (start) now we cant be on time ? 2.He thanked me for what i ___(do) for him? 3.The fatal car accident
1. 5 answers
2. 3,276 views
Preposition:I would like to pay the amount __cheque ? The boat goes__river ?
1. 7 answers
2. 2,672 views
Preposition:Sri Lanka is __ the south of India. And what will happen if Sri Lanka is replaced with any other state within the
1. 4 answers
2. 2,826 views
The pen is often compared ____ a sword... Will it be "to" or "with"Pls tell me when to use to and when to use with ? What will
1. 2 answers
2. 1,562 views
Is Lagrenge's mean value theorem applicable to f(x)=|x| on the interval [-1,2]
1. 2 answers
2. 533 views
What will be its differential equation?y^2-2xy+x^2=a^2
1. 0 answers
2. 410 views
2x dy/dx+y=6x^3How to solve ?
1. 2 answers
2. 2,104 views
Fnd the equation of the curve through the point (-1,2) of the differential equation dy/dx = -2xy/(x^2+1)
1. 3 answers
2. 474 views
integrate x^3/(x-1) w.r.t xHow do i get the answer ?
1. 4 answers
2. 358 views
Form the differential equation of the family of curves y^2-2xy+x^2=a^2, a=arbitary const.I really need to know the answer!!
1. 3 answers
2. 492 views
If vector a=2i-j+k, b=i-3j+k,c= -2i+j-3k,d=3i+2j+5k find the p,q,r such that d=pa+qb+rc.Please help me how to do it...!!!
1. 3 answers
2. 502 views
Two techniques which can help in early detection of bacteria or virus infection much before the symptoms appear in the body?
1. 2 answers
2. 591 views
Name an organ which is formed of tissues of two different individuals.
1. 1 answer
2. 729 views
Name of the vaccine which is obtained from transgenic yeast .Searched it but cant find it... Plx help !
1. 1 answer
2. 411 views
Mammals and birds have evolved from reptiles. In what way does a comparative study of their embryology establish the validity of
1. 0 answers
2. 485 views
Mammals and birds have evolved from reptiles. In what way does a comparative study of their embryology establish the validity of
1. 3 answers
2. 563 views
Prepositions1. The examination is ____ hand. 2.The office is closed ____ the second and fourth saturday.
1. 9 answers
2. 6,090 views
Change it to positive without changing the meaning.No man in the street came forward to help her. Should it be "Every man in the
1. 1 answer
2. 579 views
Please check if its correctChange from Positive to Negative 1.None of them were bad - All of them were good 2.Nobody was present
1. 1 answer
2. 442 views
Change to Affirmative1.No man in the street came forward to help her. 2.None of them were bad. 3.Nobody was present in the
1. 12 answers
2. 3,893 views
What is the principal of seperation of metal ions in qualitative analysis?
1. 1 answer
2. 480 views
Is optimum ph for enzyme 7-14?
1. 2 answers
2. 468 views
which element in the first transition series do not exhibit variation of oxidation state and why?
1. 1 answer
2. 489 views
The bookseller sells packages of 15 pens each and 12 pencils each.they want the same number of pens and pencils in their next
1. 1 answer
2. 626 views
In studies involving children, the ____ should have the final word in deciding whether they should participate.A. Children B.
1. 2 answers
2. 560 views
Dr. Muse, a sociocultural theorist, speculates that children's ability to reminisce about the past can be promoted through adult
1. 3 answers
2. 682 views
Which of the following statements about the field of child development is correct?A. It’s devoted to understanding human
1. 3 answers
2. 3,620 views
Consider a “semi-infinite” nonconducting rod(that extends infinitely to the right only) and has a uniform charge density.
1. 0 answers
2. 796 views
As a comet swings around the Sun, ice on the comet's surface vaporizes, releasing trapped dustparticles and ions. The ions,
1. 1 answer
2. 932 views
An electric generator contains a coil of 100 turns of wire, each turn forming a rectangular loop 50cmby 30cm. The coil is placed
1. 0 answers
2. 1,362 views
In a certain cyclotron a proton moves in a circle of radius 0.5m. The magnitude of the magnetic fieldis 1.2T. a) What is the
1. 1 answer
2. 934 views
2) A solid nonconducting sphere of radius R = 5.6cm has a nonuniform charge distribution or volumecharge density p=
1. 0 answers
2. 878 views
Near the equator, the Earth's magnetic field point almost horizontally to the north and has a magnitude of B = 50 micro T. What
1. 1 answer
2. 2,051 views
You decide to build a cyclotron (because you are bored) that will accelerate protons to 10% of thespeed of light. The largest
1. 1 answer
2. 1,034 views
A,B,C, and D are sitting along one side of a table. In how many different orders could the four friends be sitting?
1. 2 answers
2. 1,066 views