In: Biology
A rectangular block of copper has sides of length 12 cm, 26 cm, and 37 cm. If the block is connected to a 5.4 V source across two of its opposite faces, find the following.
(a) What is the maximum current the block can carry?
(b) What is the minimum current the block can carry?
In: Physics
1) Find the velocity and position vectors of a particle that has the given acceleration and the given initial velocity and position.
a(t) = 7i+ 4j, v(0) = k, r(0) = i
2) Find the tangential and normal components of the acceleration vector.
r(t) = 5(3t − t3) i + 15t2 j
In: Math
A 0.046-nm x-ray is incident on a stationary electron. A
scattered photon is observed at 94°.
Find the energy of the scattered photon E'γ=
______ keV and its wavelength λ'= _________ nm
Find the kinetic energy of recoiled electron
K= _______keV
Find the speed of recoiled electron as a fraction of speed of light: v/c= ________
In: Physics
Provide a case summary of the case “Lee v Lee’s Air Farming Ltd [1960] UKPC 33” using the IRAC method. What legal principle came out of this case in relation to why the court lifted the corporate veil in this case?
Please answer this without plagiarism. thanks you very much
In: Finance
A 0.077-nm x-ray is incident on a stationary electron. A scattered photon is observed at 102°. Find the energy of the scattered photon E'γ= keV and its wavelength λ'= nm. Find the kinetic energy of recoiled electron K= keV. Find the speed of recoiled electron as a fraction of speed of light: v/c= .
In: Physics
Give short answers to the following questions: (15)
i. What is a 'dual aspect concept'?
ii. What do you understand by the term 'convention of
materiality'?
iii. What is accounting equation?
iv. What does GAAP stand for?
v. What you understand by the following terms?
? Liabilities
? Assets
? Revenue
In: Accounting
Consider a random sample (X1, Y1), (X2, Y2), . . . , (Xn, Yn) where Y | X = x is modeled by Y=β0+β1x+ε, ε∼N(0,σ^2), where β0,β1and σ^2 are unknown. Let β1 denote the mle of β1. Derive V(βhat1).
In: Statistics and Probability
Show that the number of solution to x2 - y2 ≡ a (p) is p-1 if p not divides a and 2p -1 if p divides a, Use u = x+y and v= x-y
Then show that summation y=0 to p-1 ((y^2 +a)/p) = -1 if p not divides a and
= p-1 if p divides a
In: Advanced Math
a) During the manufacturing process of rail steel, chemicals may be naturally found in or added to the steel.
For each of the following chemicals, describe where it comes from in the manufacturing process and the effect that it has on the rail steel:
(i) carbon
(ii) silicon;
(iii) sulphur;
(iv) manganese;
(v) hydrogen
(vi) boron and molybdenum
In: Civil Engineering