What is the change in area (in cm2) of a 60.0-cm by 150-cm automobile windshield when the temperature changes from 0°C to 36.0°C. The coefficient of linear expansion of this glass is 9.0 × 10^?6/°C
a. 1.6
b. 2.9
c. 3.2
d. 4.9
e. 5.8
e
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If the AA designation of an alloy begins with a “7”, the major alloy element is _________.
Fill in the blank(s) with the appropriate word(s).
In the straight-ahead direction (q = 0°) in single-slit diffraction, which of the following is observed on the screen?
a. a maximum double in width to the adjacent maxima b. a minimum double in width to the adjacent minima c. a maximum equal in width to the adjacent maxima d. a minimum equal in width to the adjacent minima
Two spaceships approach each other along a straight line at a constant relative velocity of 0.9880c as measured by the captain of one of the ships. An observer on Earth is able to measure the speed of only one of the ships as 0.9000c
From the point of view of the observer on Earth, what is the speed of the other ship in terms of the speed of light?
An RLC series circuit has a 200
resistance, a 3.0 mH inductor, and a 100 ?F capacitor. At resonance, what is the inductive reactance?
A. 21
B. 5.5
C. 11
D. 25
E. 30