Consider a brick that is totally immersed in water, with the long edge of the brick vertical. The pressure on the brick is
A) the same on all surfaces of the brick.
B) greatest on the face with largest area.
C) greatest on the top of the brick.
D) greatest on the sides of the brick.
E) greatest on the bottom of the brick.
E
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LC Circuits: A simple circuit consists only of of a 1.0-?F capacitor and a 15-mH coil in series. At what frequency will this circuit oscillate?
A. 15 kHz B. 1.3 kHz C. 0.77 kHz D. 67 Hz
A standard exam page is 8.5 inches by 11 inches. An exam that is 2.0 mm thick has a volume of
a. 1.9 × 10^4 mm3. b. 4.7 × 10^4 mm3. c. 1.2 × 10^5 mm3. d. 3.1 × 10^5 mm3. e. 3.1 × 10^3 mm3.
An ion is released from rest and moves due to the force from an electric field from a position in the field having a potential of 14 V to a position having a potential of 8 V. The ion:
a. can have either a positive or a negative charge. b. must be neutral. c. must have a positive charge. d. must have a negative charge.
All planetary nebulae are slowly-expanding spherical disks ejected by red giants, while their exposed cores appear as white dwarfs
Indicate whether the statement is true or false