If a force is applied perpendicular to a reinforcing phase in the shape of slabs in a composite material, we can assume that the _________is equal in the alternating slabs of material.
Fill in the blank(s) with the appropriate word(s).
stress
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A 3. ? resistor is connected in parallel with a 6. ? resistor. This pair is then connected in series with a 4. ? resistor. These resistors are connected to a battery
What will happen if the 3. ? resistor burns out, i.e., becomes an infinite resistance? A) The current in the 4. ? resistor will drop to zero. B) The current in the 6. ? resistor will increase. C) The current provided by the battery will not change. D) The power dissipated in the circuit will increase.
Which of the following is a result of Earth revolving around the Sun?
A) The lunar phases B) The occurrence of day and night C) The yearly cycle D) The daily climatic changes
Two slits are illuminated with red light (? = 650 nm). The slits are 0.25 mm apart and the distance to the screen is 1.25 m. What fraction of the maximum intensity on the screen is the intensity measured at a distance 3.0 mm from the central maximum?
A. 0.94 B. 0.92 C. 0.96 D. 0.98 E. 0.99
Motion combines the concepts of position
change (length) and time. Which of the following combination of units is used to describe the velocity of a moving object? a)length/time b)length x time c)time/length d)Length/time2