HASSAN
Most popular questions and responses by HASSAN
physics
A length of wire carrying a current i and bent into a circular coil of one turn.The same length of wire has been out to give a coil of 5 turns, each of 1\5 the original radius.If Ba and Bb are the magnitudes of the magnetic fields at the centers of the two
asked on June 16, 2011 
calculus
hey can someone help me with these i need help Consider the curve given by x2 + sin(xy) + 3y2 = C, where C is a constant. The point (1, 1) lies on this curve. Use the tangent line approximation to approximate the ycoordinate when x = 1.01. Question 19
asked on December 17, 2016 
geometry
in the diagram of collinear points, GK = 24, HJ = 10, and GH=HI=IJ. Find each length.
asked on August 31, 2011 
maths
thomas made 318 curry puffs. he sold 2/3 of them.how many curry puffs were left?
asked on July 12, 2019 
Physics
A tension of 6000 newtons is experienced by the elevator cable of an elevator moving upward with an acceleration of 2m/s^2. what is the mass of the elevator
asked on August 13, 2018 
Chemistry
sample of alumium has a mass 6.3g.calculate the number of mole of alumium present and the number of atom of alumium in the sample(AL=27
asked on January 16, 2016 
Math
In how many ways can a person choose 3 movies to see in a theater playing 11
asked on October 7, 2009 
probabilities
A multiple choice test has 16 questions. Each question has 4 possible answers with only one is correct. Assume that all questions are answered and the probability to answer any question correctly is 0.25. Let X be the number of questions answered correctly
asked on April 26, 2016 
calculus
can you guys help me with these questions Which of the following could be the units for dy/dx if y is the surface area of a tumor and x is the radius of the tumor? square millimeters per millimeter millimeters per centimeter meters per second gallons per
asked on December 17, 2016 
Economics
TC = 85 + 15Q  2Q^2 + 2Q^3 Then find MC And AC ? Briefly explain . Step by step.
asked on June 22, 2019 
Physics
A tug tows a small boat with a rope inclined upward at 30 degrees to the horizontal. The tension in the string is 2000N.What is the forces tending to raise the boat out of water.
asked on August 28, 2019 
maths
calculate the area of a sector of a circle which subtends an angle of 45° at the centre of the circle, radius 14cm
asked on May 30, 2019 
Math
Dvd cases are 9/16 inch wide . A. If Juan has 60 DVD how many of them will fit on one shelf? How wide would a DVD case have to be in order for 60 of them to fit on one shelf? Give the answer in feet. 60divide 9/16=960/90
asked on September 26, 2016 
physics
A 1.2 kg tether ball is hit so that it circles the pole with an angular speed of 3 radians/s. The length of the tether is 2m. What is the angle measured from the tether to the vertical pole?
asked on November 4, 2014 
Precalc Translations
Let T(d) be the temperature of the seawater in the Mariana Trench d meters below the surface. Find a formula for p(x), the temperature x mm below the surface Insert 1 for coefficients that do not change and 0 for shifts that are not necessary My answers
asked on October 17, 2014 
C++
Write a program that asks the user to enter an object's mass, and then calculates and displays its weight. If the object weighs more than 1,000 Newtons, display a message indicating that it is too heavy. If the object weighs less than 10 Newtons, display a
asked on April 6, 2017 
Math
Dvd cases are 9/16 inch wide . A. If Juan has 60 DVD how many of them will fit on one shelf? How wide would a DVD case have to be in order for 60 of them to fit on one shelf? Give the answer in feet
asked on September 26, 2016 
Math
there are 7 apples and 3 pears in a basket . in how many different ways can we pick an apple ?
asked on June 22, 2016 
Physics
A car skidded on a roadway that has a coefficient of friction with the road of 0.7. A police officer measured the skid marks and noted them to be 100 feet long. Two years later at trial, the lawyer for the driver argues that the officer did not measure the
asked on April 28, 2015 
Math
A particle moves along the curve x^2+4=y. The point on the curve at which the y coordinate changes twice as fast as the x coordinate,is
asked on July 12, 2017 
probabilities
Let X be a Poisson random variable with µ = EX = 0.4 and let Y be another random such that E[(2Y + 1)2 ] = 10 and E[(Y − 1)2 ] = 4 Consider the random variable Z such that Z = 3X + 4Y + 2. 1. Find E(X2 ), E(Y 2 ) and E(Z). 2. Suppose that X and Y are
asked on April 26, 2016 
physics
a fly moves from one corner of the floor of a room and you are standing opposite corner into the room .Describe the displacement of the fly when it covers half of the distance.
asked on June 2, 2011 
4th grade math
Rodney is three times as old as his sister. Ayear ago he was four times as old. How old are rodney and his sister now?
asked on January 18, 2010 
probabilities
Suppose that a certain type of metalic tube contains on the average five defects per 900 feet. Let X be the number of defects per 900 feet 1. What distribution does X follows ? 2. What is the probability that a tube 900 feet long contains no defects ? 3.
asked on April 26, 2016 
science
A circular hole of 150 mm diameter is to be punch out of a 2 mm thick plate. the shear stress needed to cause fracture is 400 Mpa. calculate the minimum force to be applied to the punch.
asked on October 19, 2015 
physics
What will be the magnitude of work if a force of 25N pulls a stone through distance of 5m in its direction ?
asked on January 14, 2012 
physics
a fly moves from one corner of the floor of a room and you are standing opposite corner into the room .Describe the displacement of the fly when it covers half of the distance.
asked on June 2, 2011 
math
divide the 300Rs between hina and rina such that rina gets 100 less than 3 times what hina gets?
asked on December 13, 2016 
probabilities
The random variable X has the Poisson distribution with parameter λ > 0. According to Chebeyshev’s Theorem, P(s < X < 99) ≥ 3/4. 1. Determine the value of k in the Chebeyshev’s inequality. 2. Determine the value of s
asked on April 26, 2016 
physics
A force makes an angle of 60° with yaxis.Find xcomponent of force.
asked on February 13, 2016 
Algebra 2
fourth root of (6848sqrt2)
asked on February 8, 2014 
chemistry
a given sample of MgCl2 solution has 6×10^23 ions. what is the number of Cl(1) ions in the same solution?
asked on July 16, 2016 
math
Carina has twice as many quarters as dimes. If she has $3.60, how many quarters does she have?
asked on November 24, 2014 
math
Ron has $1.35 in dimes and quarters in his pocket. If there are twice how many quarters does he have?
asked on November 24, 2014 
math
A study of 60 bolts of carpet showed that their average length was 180 yards. The standard deviation of the population is 6 yards. Which of the following is the 99% confidence interval for the mean length per bolt of carpet?
asked on April 14, 2014 
shaheen
wha interesting object are found from moen jo daro?
asked on February 15, 2011 
11th grade
what is the systematic widespread effort to manipulate people`s ideas
asked on March 20, 2010 
calculus 
use a grapher to fine the length numerically (x)=2sin (y) ,pi/3 < y< 2pi/3
asked on February 14, 2010 
esl
How can i learn englsih writting or reading have understandable quick or soon.
asked on June 17, 2016 
probabilities
A radioactive source of material emits a radioactive particle with probability 1/100 in each second. Let X be the number of particles emitted in one minute. 1. Determine the probability distribution, the expected value and the variance of X. 2. Calculate
asked on April 26, 2016 
probabilities
A weighted coin is flipped 200 times. Assume that the probability of a head is 0.3 and the probability of a tail is 0.7. Each flip is independent from the other flips. Let X be the total number of heads in the 200 flips. 1. What is the distribution of X ?
asked on April 26, 2016 
Problem Solving
the average giant pacific octopus weighs about 75 pounds. the largest octopus ever found weighed 8 times this amount. how much did the largest octopus weigh
asked on November 24, 2014 
math
Ron has $1.35 in dimes and quarters in his pocket. If there are twice as many dimes in his pocket as quarters, how many quarters does he have?
asked on November 24, 2014 
science
10 name of acid and alkalies and there uses
asked on July 18, 2012 
us history
systematic widespread effort to manipulate people`s ideas
asked on March 20, 2010 
us history
modern world peacekeeping organization
asked on March 20, 2010 
grammar
Concentration does not mean think one idea.
asked on March 4, 2010

contempory math
2 4 6 8 10 12
posted on September 3, 2019 
Physics
Ans
posted on August 28, 2019 
Physics
Answer
posted on August 28, 2019 
electrical trade theory
What is the dc composition of a motor
posted on June 17, 2019 
english
MY COUNTRY(NIGERIA)
posted on September 26, 2018 
Chemistry
I got 13.2mL
posted on April 30, 2018 
Math
14
posted on November 21, 2017 
Math
2/15
posted on May 16, 2017 
Psychologic
People who receive apologies are less forgiving.
posted on February 21, 2017 
3rd grade math
33
posted on December 8, 2016 
physics
i need your help this Answer
posted on November 17, 2016 
Math
21/2 feet long
posted on September 26, 2016 
probabilities
Consider a binomial random variable X with parameters n = 100 and p = 0.1, and let Y be a Poisson random variable with E(Y ) = 2. Suppose that V ar(X+3Y ) = 21. 1. Find E(X), V (X) and V (Y ). 2. Determine E(X + 3Y ) and deduce E[(X + 3Y ) 2 ]. 3. Find
posted on April 26, 2016 
adult education
qs5000150002(7500)+15000p
posted on April 6, 2016 
statistics for health research
It is clear that because in normal distribution curve within 1 standard deviation (700800)at 68.34% and within 2SD (650850)at 95%
posted on March 2, 2016 
college chemistry
A substance's heat of fusion is the quantity of thermal energy involved in the solid/liquid phase change. When water freezes it releases 6.02kJ for each 18.0 grams (1 mole) that freezes. When it melts, each mole must gain 6.02 kJ of energy. Remember that
posted on January 17, 2015 
accounting
Sales (net) 126.000 2013 cgs 75.000.margin 51000,operating expenses 30.000 net income 21.000
posted on July 16, 2014 
Chemistry
Ineed helping full for account
posted on July 16, 2014 
Chemistry
I need your helping for assigment of account
posted on July 16, 2014 
Geometry PARALLELOGRAM question?
Maths
posted on April 7, 2013 
biology
talk about the ethanol dissolving the phospholipid bi layer of the membrane, and the protein as the tertiary structure is ruptured. Also reliability didn't do any repeats etc, you can use repeats to make an average so it is more accurate. do your results
posted on February 7, 2012 
Chemistry Titration Lab HELP!
what's suggest an application for acid/base titration
posted on October 21, 2008