General Questions & Answers by Holooly Tutors | Holooly

Questions & Answers

915 SOLVED PROBLEMS

(35 pts.) A 0.5 m internal diameter spherical tank 10 mm thick stainless steel (k=15W/m.K) is used to store liquid nitrogen at 77 K. Tank is insulated with silica powder (k=0.0017 W/m.K) and the insulation is 25 mm thick. Temperature of the outer surface of the tank was measured as 299 K and it is

Verified Answer:

Q_{cond} =\frac{299.77}{kT_4}

...

A 100 MW, 60 kV, 3-, 4-pole, 50Hz, Y-connected synchronous machine has a stator winding resistance of 0.15 Ω per phase and a synchronous reactance of 15  per phase at a rated terminal voltage. The machine is operated as a generator in parallel with a 3-, 60 kV, 50Hz power supply.

Verified Answer:

P=100 M \omega \quad, V_{L_{1}}=60 k V [/la...

A balance sheet shows

Verified Answer:

d. assets, liabilities, and owner's equity.

A basic assumption of accounting assumes that the dollar is

Verified Answer:

c.the common unit of measure for all business tran...

A basic assumption of accounting that requires activities of an entity be kept separate from the activities of its owner is referred to as the

Verified Answer:

d.economic entity assumption.

A buffer solution

Verified Answer:

A. is used to control the pH of a solution

A buffer solution at pH 10 has a ratio of [HA]/[A-] of 10. What is the pKa of the acid?

Verified Answer:

D. 11

A business organized as a corporation

Verified Answer:

c.is owned by its stockholders.

A business pays weekly salaries of $20,000 on Friday for a five-day week ending on that day. The adjusting entry necessary at the end of the fiscal period ending on a Thursday is

Verified Answer:

c.debit Salaries Expense, $16,000; credit Salaries...

A business that enjoys limited liability is a

Verified Answer:

c.corporation.

Loading...