What is the difference between anticorrosion materials and sound-deadening materials?
What will be an ideal response?
Anticorrosion materials are used to prevent rusting of metal parts. Sound-deadening materials are used to help quiet the passenger compartment.
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A PV panel weighs 28.167 lbs. and covers 13.74 sq. ft. of roof space. What is the rati?o of panel weight to sq. ft. of roof?
Fill in the blank(s) with the appropriate word(s).
A section of a spur gear is shown in the accompanying figure. Clearance = 0.05 x Circular pitch. What is the clearance in inches if the circular pitch is 0.3692 inches? Round to four decimal places.
A. 0.0158 B. 0.0185 C. 0.0199 D. 0.0239
Answer the following statement(s) true (T) or false (F)
The fractions 12/16 and 24/32 are the same value.
One watt equals
A) 1 volt/second B) 1 coulomb/second C) 1 joule/coulomb D) 1 joule/second