What is the limiting angle of resolution, in degrees, for a microscope with an objective 0.50 cm in diameter when viewing is done at 590 nm?
A. 
B. 
C. 
D. 
E. 
D.
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What is the kinetic energy of an electron that passes undeviated through perpendicular electric and magnetic fields if E = 4.0 kV/m and B = 8.0 mT?
a. 0.65 eV b. 0.71 eV c. 0.84 eV d. 0.54 eV e. 1.4 eV
The Big Dipper is
a. a circumpolar constellation for southern hemisphere observers. b. always on an observer's zenith. c. an asterism. d. only visible from the southern hemisphere. e. a constellation.
A 2.00 kg mass is attached to a spring with a spring constant of 48.0 N/m. If the maximum speed of the mass in this system is 1.14 m/s, what is the energy of the quanta of energy in this system?
A) 2.23 × 10-34 J B) 6.63 J C) 6.63 × 10-34 J D) 5.17 J E) 5.17 × 10-34 J
A uniform rod is 2.0 m long. The rod is pivoted about a horizontal, frictionless pin through one end. The rod is released from rest at the horizontal position. What is the angular acceleration of the rod at the instant the rod makes an angle of 70° with the horizontal?
a. 3.7 rad/s2 b. 1.3 rad/s2 c. 2.5 rad/s2 d. 4.9 rad/s2 e. 1.9 rad/s2