What is the modulus of elasticity?
What will be an ideal response?
The modulus of elasticity (E) is a measure of a beam's resistance to deflection, or its stiffness. Stiffness is important when selecting columns, beams, rafters, joists, and other structural members.
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?The lubrication system should be able to produce a minimum of _____ psi for each 1000 rpm.
What will be an ideal response?
All of the following statements are true EXCEPT:
A. specialized compression fittings are not available for high-pressure applications. B. an O-ring is an artificial rubber donut used with straight threads to seal when compressed. C. O-ring connections are sometimes used to seal fittings. D. compression fittings can be used with rigid plastic tubing.
Fertilizers with an analysis of 5-10-10 means _____
A) 5% phosphate, 10% nitrogen, 10% potash B) 5% potash, 10% phosphate, 10% nitrogen C) 5% nitrogen, 10% phosphate, 10% potash D) 5% calcium, 10% phosphate, 10% potash
Define electromagnetism.
What will be an ideal response?