Conversion of Units: A cylindrical drinking glass has a diameter of 2.5 in. and is 5.5 in. tall. What is the volume of the drinking glass in cubic centimeters? (2.54 cm = 1.00 in.)
A. 170 cubic cm
B. 440 cubic cm
C. 350 cubic cm
D. 710 cubic cm
E. 530 cubic cm
Answer: B
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The longest day (daylight) of the year for the Northern Hemisphere occurs at the time of the
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A 60.0-Hz AC generator with a peak voltage of 110 V drives a series RC circuit with R = 10.0 ? and C = 300 ?F. The power factor, cos ?, is
A. ?1.00. B. ?0.749. C. +0.749. D. +0.834. E. +1.00.
Angular and Linear Quantities: A cylinder of radius 8.0 cm rolls 20 cm in 5.0 s without slipping. Through how many degrees does the cylinder turn during this time?
Fill in the blank(s) with the appropriate word(s).
A 10-inch telescope (25.4 cm in diameter) is used to determine if what appears to be one star is actually two stars
Stars are so far away that they are essentially point sources. How close (in angle) can the two stars be and still be resolved by this telescope if it is focusing light of wavelength of 550 nm? (Consider only the limitation due to diffraction.) A) 6.6 × 10-8 degree B) 1.5 × 10-4 degree C) 2.6 × 10-6 degree D) 3.0 × 10-4 degree E) 4.2 × 10-8 degree