What, in inches, is the circumference of 1/4” pipe that has an I/S diameter of 15”? Give the answer to the nearest hundredth.
What will be an ideal response?
ANS: 47.89
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_____ masonry cement is generally accepted for house chimneys.
A. Type S B. Type O C. Type N D. Type M
Answer the following statement(s) true (T) or false (F)
1. As a measurable quantity, the term voltage regulation means the percentage change of voltage from rated-load to no-load conditions. 2. One way of providing a magnetic field for a generator is by having joint current sources energizing the field coils of the generator. 3. Kirchhoff’s voltage law can be stated like this: Output voltage equals generated emf minus the IR drop in armature and brushes. 4. The ratio between the power output and the power input is described as the efficiency of the machine. 5. With magnetohydrodynamic (MHD) generation, instead of having a stream of electrons and ions moving through a magnetic field, a wire carrying electrons is moved through a magnetic field.
Explain the engineering design process to a high school student.
What will be an ideal response?
It is recommended that tempered plate glass should be shattered by striking:
A. in the center with a blunt object B. at the lowest corner with the pick end of a fire axe C. with a flat-headed axe with hands above the head D. with a flat-headed axe at the highest corner