A 0.150-kg air track cart is attached to an ideal spring with a force constant (spring constant) of 3.58 N/m and undergoes simple harmonic oscillations. What is the period of the oscillations?
A) 2.57 s
B) 0.527 s
C) 0.263 s
D) 1.14 s
E) 1.29 s
E
You might also like to view...
2.00 moles of an ideal gas is at a pressure of 1.50 atmospheres and a volume of 0.00100 m3. What is the total kinetic energy of the gas?
A. 175 J B. 228 J C. 267 J D. 303 J E. 367 J
A stepped steel shaft with diameters d1 5 56 mm and d2 5 52 mm is twisted by torques T1 5 3.5 kN?m and T2 5 1.5 kN?m acting in opposite directions. The maximum shear stress is approximately:
(A) 54 MPa
(B) 58 MPa
(C) 62 MPa
(D) 79 MPa
Spherical aberration can occur in
A) mirrors and lenses. B) mirrors but not lenses. C) lenses but not mirrors.
What is one of the differences between Cepheids and RR Lyrae variables?
A) The period-luminosity relation holds only for RR Lyrae stars. B) The pulsations of RR Lyrae stars are much less regular than those of Cepheids. C) Cepheids are giants, but RR Lyrae stars are still on the main sequence. D) All Cepheids have the same brightness, but RR Lyrae stars vary greatly in luminosity. E) The RR Lyrae stars have much shorter periods than Cepheids.