Friday

August 1, 2014

August 1, 2014

Total # Posts: 32

**physics**

What is the difference b/w longitudinal wave and transverse wave ?

**math**

if sum of two numbers is c and their quotient is p/q then find number.

**science**

If 1,2,3,4 moles of H3po4, nah2po4, na2hpo4, and na3po4 are mixed in an aqueous solution.find the pH. Ka1=10^-3, Ka2=10^-7, ka3= 10^-13

**B-Tech mechanical**

At a point in a strained material the principal stresses are 60MPa and 40MPa. Find the position of the plane across which the resultant stress is most inclined to the normal and determine the value of this stress.

**Quantum Computing**

Suppose H|ψ> = 1/√2 (|000> + |111>). What is |ψ> ? Specify the probability amplitude for each component: |000> = |001> = |010> = |011> = |100> = |101> = |110> = |111> =

**Quantum Computing**

Suppose we have |ϕ⟩=∑y∈{0,1}nβy|y⟩ such that βy=0 if s⋅y=1mod2 and βy=12(n−1)/2 if s⋅y=0mod2, where s is some hidden n-bit string. Assume that s is not the all-zero string 00⋯0. (a) If we run Fourier samplin...

**Math (Probability)**

you all ***** .......... giving wrong answer ..

**statistics**

A company produces batteries whose lifetimes are normally distributed with a mean of 100 hours. It is known that 90% of the batteries last at least 40 hours. (i). Estimate the standard deviation lifetime. (3 marks) (ii). What percentage of batteries will not last 70 hours?

**Physics**

A model rocket has a mass of 3.00 kg. It is fired so that when it is 220 m above the ground it is travelling vertically upward at 165 m/s. At that point its fuel runs out so that the rest of its flight is without power. Assume that the effect of air friction is negligible and ...

**Physics**

A net force of 5.75 * 103 N [180degree] acts on a mass of 23.0 kg. If, while the force acts, the mass travels through a displacement of 360 m [210 degree], what work did the net force do on the object? Into what form of energy was this work transferred?

**shbhvghs**

What is the direction of the total electric field at any point on the axis where

**msths**

Solve z/3 = 5/4

**physics**

Determine the moment of inertia for three children weighing 57.0 lb, 42.0 lb and 78 lb sitting at different points on the edge of a rotating merry-go-round, which has a radius of 12 ft.

**physics**

A disk with a mass of 16 kg and a radius of 41 cm is mounted on a frictionless horizontal axle. A string is wound many times around the disk and then attached to a 70-kg block, as shown in the figure. Find the acceleration of the block, assuming that the string does not slip.

**math**

a library was mistakenly charged sales tax on an order of children's books, the invoice, including 5% sales tax, was for $1323. how much should the library have been charge?

**math**

give me answer show that one and only one out of n,n+4,n+8,n+12 and n+16 is divisible by 5, where n is any positive integer

**geometry**

the adjacent angle of parallelogramare in the ratio of 2:3 find themeasure of all the angles

**MATH**

64 DAYS

**MATH**

THE HOSTEL OF AN ENGINEERING INSTITUTE HAS 320 STUDENTS AND THE FOOD STOCK FOR 80 DAYS. IF 20 STUDENTS LEAVE THE HOSTEL AFTER 20 DAYS,FOR HOW MANY MORE DAYS WILL THE FOOD LAST?

**computer programming**

: Create a program like KBC game show where program ask user 3 different question one after another and the user should answer them. If the answer are correct then pop up the message as “you got the right answer” and must ask user does he/she wants to go for next que...

**physics**

Why standing waves are called standing?

**chemistry**

Light or visible light is electromagnetic radiation that is visible to the human eye, and is responsible for the sense of sight.[1] Visible light has wavelength in a range from about 380 nanometres to about 740 nm, with a frequency range of about 405 THz to 790 THz. In physics...

**rao's iit 6 class**

if sides of a triangle is in the ratio 2,3,4 and shotest side is 6cm then find perimeter of a triangle?

**Dav,science**

U find your mass to be 42 kg on weighing machine.is your mass more or less than 42 kg?explain

**math**

Take n=1 6^1+4 =>10 which is divisible by 5. 6^n+4 is divisible by 5 for all nEN. Take n= n+1 6^n+1 +4 => 6^n*6 +4 => 6[6^n +4] as 6^n+4 is divisible by 5 for all nEN 6*[multiples of 5] also divisible by 5 Hence 6^n+4 is divisible by 5 for all nEN.

**Math **

Take 1st equation 2m-3p-n=0 Take 2nd equation 2m-5p-n=14 ---------- now exchnage signs of the 2nd equation and do adition with changed signs. 2m -3p -n= 0 2m -5p -n= 14 (-) (+) (+) (-) -------------------- 2p = -14 p = -7 value of p is -7

**physics**

Given by, lenth (L)=2.5mm,Diameter of copper wire =1.3mm,R=?,A=? A=S=PIE(D/2)squre s=3.14*(1.3/2)square =3.14x0.65x0.65 mm =3.14x0.4225 mm =1.32665 mm A=1.32665mm R=l/A =2.5/1.32665 =1.9x10-2 ohm

**english**

Assuming that you are a mirror' explain it is a man's best friend in his youth and worst enemy in one's old age

**business economics **

how business economics helps business manager in decision making

**meaning of Quotes**

Some body please tell me the meaning of "early to bed, early to rise...helps a girl to go with other guys"

**MATH**

Maria found 1 penny on Mon under her pillow, 2 on Tuesday and 4 on Wed. On Thurs, Fri, Sat and Sun she found double the amount she found under the pillow she found the day before. how much money does Maria have on Sunday?

**survey of accounting**

1. A corporation issues $18,000,000 of 6% bonds to yield an effective interest rate of 7%. a) was the amount of cash received from the sale of the bonds more or less than $18,000,000? b) identify the following amounts related to the bond issue: 1) face amount, 2) market rate o...

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