In a double-slit experiment using light of wavelength 486 nm, the slit spacing is 0.600 mm and the screen is 2.00 m from the slits. Find the distance along the screen between adjacent bright fringes.
What will be an ideal response?
1.62 mm
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Three resistors, each of different value, are used in a circuit with a power source supplying 12 volts. For which of the following resistor combinations is the total power supplied the greatest?
a. all three resistors in series b. all three resistors in parallel c. two of the resistors in parallel with the third resistor in series with the parallel pair d. This cannot be found until it is known which resistor is in series with the parallel pair.
A particle is moving with a constant acceleration of 4.0 m/s2. Its speed at t = 1.0 s is 4.0 m/s and at t = 3.0 s it is 12.0 m/s. What is the area under the position-time graph for the interval from t = 1.0 s to t = 3.0 s?
A. 8.0 m/s B. 8.0 m C. 12 m D. 16 m E. 16 m/s2
Constant Angular Acceleration: An old LP record that is originally rotating at 33.3 rad/s is given a uniform angular acceleration of 2.15 rad/s2. Through what angle has the record turned when its angular speed reaches 72.0 rad/s?
A. 83.2 rad B. 316 rad C. 697 rad D. 66.8 rad E. 948 rad
In a photoelectric effect experiment, the frequency of photons bombarding the surface is increased until photoelectrons just start to leave the surface. If this occurs at a frequency of 
what is the work function of the surface?
A. 1.0 eV B. 1.5 eV C. 2.0 eV D. 2.5 eV E. 3.0 eV