Shear Modulus: Two blocks are made of the same material, but one has twice the volume of the other block. Which block will have the greater shear modulus?
A. It will be the same for both of them.
B. the larger one
C. the smaller one
Answer: A
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Which of the following makes a meson?
a) a photon and a graviton b) an up quark and an anti-down quark c) three up quarks d) a charm quark and a strange quark e) two down quarks and an anti-up quark
A solid nonconducting sphere (radius = 12 cm) has a charge of uniform density (30 nC/m3) distributed throughout its volume. Determine the magnitude of the electric field 15 cm from the center of the sphere
a. 22 N/C b. 49 N/C c. 31 N/C d. 87 N/C e. 26 N/C
A coil of wire is connected to a galvanometer. When the coil is rotated in a magnetic field, the galvanometer records a current. The current results because of __________
Fill in the blank(s) with correct word
A current in a solenoid with N turns creates a magnetic field at the center of that loop. The field strength is directly proportional to:
a. number of turns in the loop. b. current strength. c. Both choices A and B are valid. d. None of the above are valid.