A ____ is a device that fails when an overload occurs.

A. varistor
B. fuse
C. crowbar
D. circuit breaker


Answer: B

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An electrical resistance heater is placed inside a hollow cylinder. The heater has a surface temperature of 500°F, while the inside of the cylinder is maintained at 80°F. If the surface area of the heater is 1.25 ft2, and the emissivity of the heater is 0.90, what is the net rate of radiation heat transfer from the heater?

Given: Ts = 500°F = 960 R; Tsurr = 80°F = 540 R; A = 1.25 ft2; ?= 0.90 What will be an ideal response?

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A(n) ____________________ is a general term that is used to refer to either a regular feature of size or an irregular feature of size.

Fill in the blank(s) with the appropriate word(s).

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The second word in the binomial plant naming system is the ____

a. genus c. Latin name b. specific epithet d. common name

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There are 10 decimeters in 1 meter.  How long is a connecting link in decimeters that measures 28 meters.

What will be an ideal response?

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