Which of these statements about braking is true?
a. Heat increases brake responsiveness as the vehicle moves quickly.
b. The faster of heavier the vehicle is, the more heat the brakes have to absorb to stop it.
c. Brake fade is not caused by heat.
b. The faster of heavier the vehicle is, the more heat the brakes have to absorb to stop it.
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A storage battery must supply at least what percentage of the system voltage for the total load of circuits supplying legally required standby power?
a. 33-1/3% b. 50% c. 87-1/2% d. 100%
Systems installed to protect loads such as communications, ventilation, or lighting systems that, when stopped, could create hazards or hamper rescue or fire-fighting operations are known as _____.
a. emergency systems b. legally required standby systems c. life safety systems d. essential systems
You work for Bellevue Window Products. While performing an analysis for a new window product, you found a report from last year that provided the following information regarding the manufacture of a similar product: annual production rate = 40,000 units; selling price = $70 per unit; fixed production cost = $240,000 per year; variable production cost = $1,700,000 per year; variable selling expenses = $96,000 per year. As a first-cut, you decide to use this information to estimate (a) the breakeven production rate per year, (b) the company’s profit last year, and (c) the annual production rate that would generate a profit of $1,000,000 per year. What are your estimates?
What will be an ideal response?
Identify the compounding period for the following interest statements: (a) nominal 7% per year, compounded monthly; (b) effective 6.8% per year, compounded monthly; and (c) effective 3.4% per quarter, compounded weekly.
What will be an ideal response?