How is loss in weight of the submerged part of the body equal to upthrust exerted on it

I know there is archimedes principle stating this thing. I have seen a lot of articles regarding this and all of them have just experimentally verified this not even one who has done this... more

05/16/17

(sec^(2)4x-1)/(sec^(2)4x)=sin^(2)4x

please verify with detailed instructions. Thank you and have a great day.

what is half of 3/32

I have a peces of medal that is 3/32 thick. what is half of the thickness?

05/15/17

Derive an expression for the sum of the reciprocals of two consecutive odd integers 2m-1 and 2m+1

Derive an expression for the sum of the reciprocals of two consecutive odd integers 2m-1 and 2m+1

the sum of two numbers is 41 and their product is 400. find the 2 numbers.

How do I set up an equation for this problem.

05/14/17

Which question would help improve the development of ideas in an essay?

Which question would help improve the development of ideas in an essay?Select one:a. Are the sentences varied to maintain interest?b. Can language be made more concise?c. Do details support each... more

05/14/17

if a=i+2j+3k, b= -i+k , c= j+k and d= -2i+j+k, then d equals

if a=i+2j+3k, b= -i+k , c= j+k and d= -2i+j+k, then d equals..   A.a+3b-c B.-2a+c C.-3a-b+5c D.-a+b+3c E.5a-7b-9c

05/14/17

What happens to the force of an air balloon if the total weight if the air balloon is higher than the lift force?

A hot air balloon resting on the ground has a 770 N lift force. The weight of the basket is 150 N, and the balloon plus the gas in it weigh 80 N. If a rider weighing 560 N gets in, which statement... more

05/14/17

I need to know how to find the steepest slope

A. y= 1/2x-5 B. y= -2/5x+3 C. y= 4x-2 D. y= -6x+1

05/14/17

Magnetic field Are lines that curve away from each other show

so I'm not sure on this question, I've tried and tried but I'm not sure  

05/14/17

Which of the following is an example of the use of a secondary data source

 A: a researcher assigns different foods to two treatment groups and records the cholesterol levels of different participants after 3 months B: A researcher interviews people about their eating... more

f(x)=sqrt x-2 Graph the leftmost point and three additional points

-2, 0  2,0  3,1  4,1.41 Is this correct?

05/14/17

Which of these phrases from the excerpt does Jay use to describe the American government?

Federalist No. 3The Same Subject Continued: Concerning Dangers From Foreign Force and InfluenceFor the Independent Journal.Author: John JayTo the People of the State of New York:IT IS not a new... more

05/14/17

Let u = (u1,u2) and v = (v1,v2) be vectors in R2. Verify that <u,v>= u1v1 −u2v1 −u1v2 + 5u2v2 is an inner product on R2.

 its my assigment question . thank you for helping

05/13/17

Simple interest

I need help with this question for simple interest. The principal given is 50000 from 11 November 2016 to 10 May 2017 (181days) with an annual interest rate of 4.5%. I know that the amount of... more

05/13/17

5∣x+6∣+8=−6∣x+6∣+8

I really need help with my math problem I had been stuck on this for the past few weeks already

05/13/17

Can you help me solve this problem

Two holes are to be drilled 42 and 3/4 inches apart. If they are spaced 20 and 1/2 inches apart horizontally and 37 and 1/2 vertically use trigonometry to find angle a round to one decimal place

I need help

how do you work this P=s1+s2+s3 for s2

What are the dimensions of a perfect cube that has a volume of 25ml?

Assuming the cube is a perfect geometrical cube and the cube's volume is exactly 25 milliliters, what are the dimensions (in any increment you'd like) of that cube? (E.G. 2x2x2 inches or... more

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