pooja

This page lists questions and answers that were posted by visitors named pooja.

Questions

The following questions were asked by visitors named pooja.

why do plants bear fruit?what are plant tissues?

a floor is 5m long and 4m wide. a square carpet of 3m is laid on the floor. find the area of the floor that is not carpeted

i have to write on a topic for about 300-400 words . topic is 'IS HOMEWORK HARMFUL OR HELPFUL'

When 10.g of NaCl is reacted completely with 65g of Pb(NO3)2 according to the following reaction? How much (grams) of PbCl2 can be produced? 2 NaCl + Pb(NO3)2 ----> PbCl2 + 2 NaNO3

Lisa drops a stone from a wall that is 7.00m from the ground. How long is the stone in the air?

How do you determine the average velocity on a position-time graph?

What factors affect the period of a pendulum?

How do the initial and final horizontal velocities of a projectile compare?

DRAW a line l construct a line p such that lparallel ro p is at a distance of 3.5cm from l

What is the volume of 19.7g of oxygen at STP? Heres what i got but did not get the same answer..pls tell me where i am wrong! (grams to moles) 19.7g x 1 mol/ 16.00 = 1.23 mol Oxygen (Pv=nRT) looking for V 1.23 mol x 0.0821 x 273K / 1.00 atm = 27.57 CORREC...

cos(a+b)=m(cos(a-b) then tan a=?

how far a science satellite should be from the earth's surface.

from the top of a light house the angle of depression of a ship sailing towards it was found to be 30 degrees . after 10 seconds the angle of depresion changes to 60 degrees. assuming that the ship is sailing at uniform speed. find how much time it will t...

The heart lung machine is used so that surgeons can operate on the arteries supplying heart muscle. These arteries may be diseased. (a) Name these arteries and explain how they may become diseased. (b) suggest why a patient is put on a heart lung machine...

state the name for the action of two oppposing miscles, such as the biceps and the triceps.

The diagram shows a spinner with six numbered sections.(where it has number 2 twice, # 1 triple & # 6 once ) Some of the sections are shaded. Each time the spinner is spun it stops on one of the six sections. It is equally likely that it stops on any one...

In its own frame the average pi meson lives 2.60 x 10^-8s. Suppose it moves at 0.985c relative to the Earth. According to us, on Earth, what is a pi meson's average lifetime? (b) according to us, what is the pi meson;s average travel distance before decay...

Mg+2 is isoelectronic species with ................ (give 2 species)

what is the shape of p-orbital.........

1 The size of cation is ...... and the anion is ........ than atom. 2 The removal of an electron from an atom results in the formation of a ....... the size of which is ........ than that of the atom.

whole history from early man to indus valley civilization.

1state relative mass and charge of an electron 2 an atom of an element X may be written as 4X^9 (a)What does the figure 9 indicate? (b)what is the number of protons in an atom X? (c)what is the number of electrons in an atoms X? (d)what does the number 4...

1 the mass of one mole of electron is ...... mg. 2 copper(I) ions contains .......... electrons in its 3rd orbitals 3 if both K and L shells of an atom are full,what is the total number of electrons contained in them? 4 what is maximum number of electrons...

1. name the three fundamental particles present in an atom? mention the masses of the particles in M.K.S. system? 2.what is a proton? stste its relative mass and charge? 3.how many times a proton is heavier than an electron? 4.what important information a...

1.what is meant by atomic number of an element? 2.the mass number of an element is 18,it contains 7 electrons.what is the number of protons and neutrons in it?what is the atomic number of the element? 3.an element has an atomic number of 11 and its mass n...

what is the common ratio for this geometric series? 15 11 7 3 .5

a 125 cm long string has a mass 2.0g and it is stretched with a tension of 7.0 IN between fixed support

A Boy of mass 25 kg climbs atop a playground slide of height h= 3 m. When the boy slides down the inclined board, the work done to overcome friction is 550 Joule. What is the boy’s speed before he touches the ground.

consider the experiment of the rolling a pair of fair dyes 1white and the other red are the events (a)doubles is rolled (b)The red is shown two or three,independ

Write a Java application that computes and prints the grade of a student according to the following algorithm: 1) It should read from the user TMA score and MTA score. 2a) If their sum is less than 15, the grade "FC" should be printed and the program will...

If there are two farmers who have grown grass in the circular field then what should be length of rope so that equal crop is distributed to both if rope is tied at the center of the circular field if r is radius of the circle

Show that log(1+2+3)=log 1 + log 2 + log 3( with the formula)?

IF the sum of areas of two squares is 610msquare and the difference of their perimeters is 32m,then find the lengths of their sides?

Determine the value of log 18/12 + log 8/12?

If alpha& beta are the zeroes of the polynomial 2x2-7x+3. Find the sum of the reciprocal of its zeroes

A solid wooden cube is painted blue on the outside. The cube is then cut into 27 smaller cubes of equal size. What fraction of the total surface area of these new cubes is blue?

what is soil profile?

Answers

The following answers were posted by visitors named pooja.

Please help me to do my english homework.my teacher gave me a project on value of exercise.I am unable to do my homework.please help me!

this questions are related to class9 and the academic sessions hasn't started but since i'm n IIT student we have been given a lot of assignment for the holidays and the portion has to be done. so it would be alot of help if you help me. PLEASE HELP ME I...

In fig o is the center of circle AB- 3cm and BC -4 cm then find the area of the shaded region

3x 6=2x 13 3x-2x=13-6 1x=7 x=7/1 x=7

First we have to calculate the seconds ... 34min*60s=2040s therefore, 2040s/9.8m= its may be about 208.16m . They walked...

a b d a b d a b d

b) The formula for calculation height is h=P1-P / pg where P1 is the pressure of the fluid. P is atmospheric pressure. p is the density of fluid. g is the gravitational accelertion (9.81 ms^-2) clearly, there is an inverse relationship between height and...