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Posts by hamza

Total # Posts: 61

Physics
you lift a chair that weighs 50 n to a height of 0.5cm and carry it 10 m across the room how much work do you do on the chair. I just want to make sure is it 25J because you are only doing work if you are lifting it but walking with it isn't work because the direction of ...

Physics
you lift a chair that weighs 50 n to a height of 0.5cm and carry it 10 m across the room how much work do you do on the chair. I just want to make sure is it 25J because you are only doing work if you are lifting it but walking with it isn't work because the direction of ...

Physics
you lift a chair that weighs 50 n to a height of 0.5cm and carry it 10 m across the room how much work do you do on the chair. I just want to make sure is it 25J because you are only doing work if you are lifting it but walking with it isn't work because the direction of ...

Geography
Name a link canal and explain it's purpose. I couldn't get it's answer, it is not even in my book.

geography
Describe and account the differences between the drainage pattern of the Indus system and that of Balochistan plateau.

Math
The lower limit of 25-29 is

calculus antiderivation
A car traveling 60 mi/h along a straight road decelerates at a constant rate of 11 ft/s2. (a) How long will it take until the speed is 45 mi/h? (b) How far will the car travel before coming to a stop?

biology
i dont understand this question plz help me give it answer

biology
Describe how the products of fat digestion enters a person blood?

math
When 5 is added to both the numerator and denominator of a fraction the result becomes 1/2.When 1 is subtracted from both the numerator and denominator the fraction becomes 1/5.Find the fraction. plzz do whole method, i cant understand it.

chemistry
The amount of sulphuric acid (in gm) required to neutralise 10L of ammonia at STP is

physics
a body is at equilibrium under the action of three forces.one force is 10N acting due east and one is 5N in the direction 60¡ã northeast . what is the magnitude and direction of the third force

physics
A cars starts from rest and after 20 seconds its velocity becomes 108 km-1 find the acceleration of the car

Algebra
-2+1

science
what is isotopes

comp programing
Draw the IPO chart for a program that reads a number from the user and displays the square of that number.

Ibrahim
Economics what is market stracture

Physics
A 2.9 kg brick has a kinetic coefficient of friction of 0.33. what force must be applied to the brick for it to move at a constant velocity? Show work

acconting
provision for bad debt account

maths
Given that the compound interest formular when A=p(1+r/n)nt where A is the amount accumulated at the end of tyears. if p is invested compounded n times per year.how long will it take 500000 to double if its invested at 12percent.

math
3/4

chemistry
source of errors in determining transport number of k+ ion by moving boundary method

physical chemistry
at least 6 sources of error of determining concentration quotient of FeSCN? plzzz sir

physical chemistry
salam.... plz give me some sources of error of determining concentration quotient of FeSCN? plzz urgent

physics
I'm driving along at a constant speed in my 3 meter long car when I notice that I am accidentally driving through a red light. If the rear of my car passes under the light 0.3 seconds after the front of my car, how fast am I driving in m/s?

Maths
The answer makes no sense...

physics
what are imp. l/q of unit 6 (work and energy)

math
1/1

math
ty vmuch

math
is it 8a+3......then a = 3-8=-5

math
pls tell a=-5?

math
4a+(4a+3).....pls simplify to get answer as a=?

math
can u please simplify 11X+9.....x=-2...is it?

math
2(x+4)+9x+1

pre-algebra
2(x+4)+9x+1

CHEMISTRY
A FALSK CONTAINS 49.8 mL OF 0.150 CALCIUM HYDROXIDE. HOW MANY MILLILITERS OF 0.500 SODIUM CARBONATE ARE REQUIRED TO REACT COMPLETELY WITH THE CALCIUM HYDROXIDE IN THE FOLLOWING REACTION? Na2CO3(aq)+ Ca(OH)2(aq)¨CaCO3(s)+2NaOH(aq)

Math
The Lions Gate bridge in Vancouver is a suspension bridge. The main span between the two towers, is 427m long. Large cables are attached to the ends of the both towers, 50m above the road. Each large cable forms a parabola. The road is suspended from the large cables by the ...

BIOLOGY
BIO means "life" and LOGY means "study of", so BIOLOGY means study of living organisms.

SCIENCE
A worker drags a box of mass 20 kg across a smooth floor by pulling a rope tied to

math
write a fraction between each pair of fractions given...... 1/3 and 1/4 4/7 and 5/7 1/8 and 2/8

MATH
Even i don't know but just memorize the formula n(n-3)/2 = No of diagonals. Where n is the number of sides

math
Thanks

math
Find the rule? In Out 2 1/2 3 3/4 5/6 5/24 2/3 1/6

Math
20 days:)

math
Thanks!

math
Girls are one-half of the fifth grade class.Two-tenths of these girls have red hair.Red haired girls are what fraction of the fifth grade class?

Science
How is a parasitic relationship like a predator-prey relationship?

physics
an oscillator makes 1800 vibrations in 3 minutes. how many vibrations does it make in one minutes? how many vibrations does it make in one second?

science
Soil is usually called an abiotic factor in an ecosystem.Why can soil also be considered a biotic factor?

science
What would happen if decomposers were no longer in a food chain?

math
33.26

math
find the mean:6,11.5,3 1/3,5.9,6.75

history
In which magazine Sir Syed focused on socio-cultural issues and problems of the Indian Muslims?

Business Coomunication
Claim Letter: Parking Issue Affects Company Interns Watkins Industries owns several condominiums used to house its interns during their short-term assignments. In your position as a human resources manager, you received the following email from one of the interns: Could you ...

Physics
The force that is exerted by the bobber and the hook and bait will be equal to the combined mass and the combined volume (0.015 kg and 52 cm^3)-- not sure why though. The buoyant force if the object was completely submerged would be the density of water*V displaced*g (.001*52*...

Physics
The force that is

math
x has 3 digits. the tens digits is half the hundreds digits. the number is odd.the sum of the digits is 9

maths
The perimeter of a rectangle is 42 feet and its length is 3 feet less than 5 times its width find the dimensions of rectengle through linear equation.

math
gsdgsgd sdndgd dwfw wdwuhywgb

homonyms:
wat is homonyms?

science
I don't have Answer I need help?

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