PhysicsLAB: June 2016, Part 2 (2024)

NY Regents
June 2016, Part 2
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26. The effect produced when two or more sound waves pass through the same point simultaneously is called

(1) interference

(2) diffraction

(3) refraction

(4) resonance

27. A gamma ray photon and a microwave photon are traveling in a vacuum. Compared to the wavelength and energy of the gamma ray photon, the microwave photon has a

(1) shorter wavelength and less energy

(2) shorter wavelength and more energy

(3) longer wavelength and less energy

(4) longer wavelength and more energy

28. According to the Standard Model of Particle Physics, a neutrino is a type of

(1) lepton

(2) photon

(3) meson

(4) baryon

29. Which combination of quarks produces a neutral baryon?

(1) cts

(2) dsb

(3) uds

(4) uct

30. When 2.0 x 10^-16 kilogram of matter is converted into energy, how much energy is released?

(1) 1.8 x 10^-1 J

(2) 1.8 x 10¹ J

(3) 6.0 x 10^-32 J

(4) 6.0 x 10^-8 J

31. A ball is hit straight up with an initial speed of 28 meters per second. What is the speed of the ball 2.2 seconds after it is hit? [Neglect friction.]

(1) 4.3 m/s

(2) 6.4 m/s

(3) 22 m/s

(4) 28 m/s

32. Aparticlewithachargeof3.00elementary charges moves through a potential difference of 4.50volts.Whatisthechangeinelectrical potential energy of the particle?

(1) 1.07 x 10^-19 eV

(2) 2.16 x 10^-18 eV

(3) 1.50 eV

(4) 13.5 eV

33. Which circuit has the largest equivalent resistance?

34. A transverse wave is moving toward the right in a uniform medium. Point X represents a particle of the uniform medium. Which diagram represents the direction of the motion of particle X at the instant shown?

35. Which diagram represents magnetic field lines between two north magnetic poles?

Part II. Directions (36–50): For each statement or question, choose the word or expression that, of those given, best completes the statement or answers the question. Some questions may require the use of the 2006 Edition Reference Tables for Physical Setting/Physics. Record your answers on your separate answer sheet.

36. Which measurement is closest to 1 x 10^-2 meter?

(1) diameter of an atom

(2) width of a student’s finger

(3) length of a football field

(4) height of a schoolteacher

37. Which graph represents the relationship between the speed of a freely falling object and the time of fall of the object near Earth’s surface?

38. A hair dryer with a resistance of9.6 ohms operates at 120 volts for 2.5 minutes. The total electrical energy used by thedryerduring this time interval is

(1) 2.9 x 10³ J

(2) 3.8 x 10³ J

(3) 1.7 x 10⁵ J

(4) 2.3 x 10⁵ J

39. A box weighing 46 newtons rests on an incline that makes an angle of 25° with the horizontal. What is the magnitude of the component of the box’s weight perpendicular to the incline?

(1) 19 N

(2) 21 N

(3) 42 N

(4) 46 N

40. Which graph represents the motion of an object traveling with a positive velocity and a negative acceleration?

41. Car A, moving in a straight line at a constant speed of 20. meters per second, is initially 200 meters behind car B, moving in the same straight line at a constant speed of 15 meters per second. How far must car A travel from this initial position before it catches up with car B?

(1) 200 m

(2) 400 m

(3) 800 m

(4) 1000 m

42. A 2700-ohm resistor in an electric circuit draws a current of 2.4 milliamperes. The total charge that passes through the resistor in 15 seconds is

(1) 1.6 × 10⁻⁴ C

(2) 3.6 × 10⁻² C

(3) 1.6 × 10⁻¹ C

(4) 3.6 × 10¹ C

43. A 1000.–kilogram car traveling 20.0 meters per second east experiences an impulse of 2000. newton • seconds west. What is the final velocity of the car after the impulse has been applied?

(1) 18.0 m/s east

(2) 19.5 m/s east

(3) 20.5 m/s west

(4) 22.0 m/s west

44. Which graph represents the relationship between the potential difference applied to a copper wire and the resulting current in the wire at constant temperature?

45. A tungsten wire has resistance R at 20°C. A second tungsten wire at 20°C has twice the length and half the cross-sectional area of the first wire. In terms of R, the resistance of the second wire is

(1) ½R

(2) R

(3) 2R

(4) 4R

46. After an incandescent lamp is turned on, the temperature of its filament rapidly increases from room temperature to its operating temperature. As the temperature of the filamentincreases, what happens to the resistance of the filament and the current through the filament?

(1) The resistance increases and the current decreases.

(2) The resistance increases and the current increases.

(3) The resistance decreases and the current decreases.

(4) The resistance decreases and the current increases.

47. Parallel wave fronts are incident on an opening in a barrier. Which diagram shows the configuration of wave fronts and barrier opening that will result in the greatest diffraction of the waves passing through the opening? [Assume all diagrams are drawn to the same scale.]

48. A singer demonstrated that she could shatter a crystal glass by singing a note with a wavelength of 0.320 meter in air at STP. What was the natural frequency of the glass?

(1) 9.67 × 10⁻⁴ Hz

(2) 1.05 × 10² Hz

(3) 1.03 × 10³ Hz

(4) 9.38 × 10⁸ Hz

49. The diagram below represents a standing wave in a string.