PhysicsLAB NY Regents
January 2009, Part 2

Printer Friendly Version
21 The diagram below represents a 0.5-kilogram bar magnet and a 0.7-kilogram bar magnet with a distance of 0.2 meter between their centers.
 
 
Which statement best describes the forces between the bar magnets?



 
22 A dampened fingertip rubbed around the rim of a crystal stemware glass causes the glass to vibrate and produce a musical note. This effect is due to
 
23 Which type of wave requires a material medium through which to travel?
 
24 Compared to the speed of a sound wave in air, the speed of a radio wave in air is
 
25 If the amplitude of a wave is increased, the frequency of the wave will
 
26 Which unit is equivalent to meters per second?
 
27 Which characteristic is the same for every color of light in a vacuum?
 
28 What is the speed of light (f = 5.09 × 1014 Hz) in flint glass?
 
29 While playing, two children create a standing wave in a rope, as shown in the diagram below. A third child participates by jumping the rope.
 
 
What is the wavelength of this standing wave?
 
30 A television remote control is used to direct pulses of electromagnetic radiation to a receiver on a television. This communication from the remote control to the television illustrates that electromagnetic radiation



 
31 A wave of constant wavelength diffracts as it passes through an opening in a barrier. As the size of the opening is increased, the diffraction effects
 
32 A car’s horn produces a sound wave of constant frequency. As the car speeds up going away from a stationary spectator, the sound wave detected by the spectator



 
33 An electron in a mercury atom drops from energy level f to energy level c by emitting a photon having an energy of
 
34 If an object has a net negative charge of 4.0 coulombs, the object possesses



 
35 Moving electrons are found to exhibit properties of
 
36 The weight of a typical high school physics student is closest to
 
37 The diagram below shows a 1.0 × 105-newton truck at rest on a hill that makes an angle of 8.0° with the horizontal.
 
 
What is the component of the truck’s weight parallel to the  hill?
 
38 Which graph best represents the motion of an object in equilibrium?
 
 
39 A wooden crate is pushed at constant speed across a  level wooden floor.
 
 
Which graph best represents the relationship between the total mechanical energy of the  crate and the duration of time the crate is pushed?
 
40 A child does 0.20 joule of work to compress the spring in a pop-up toy. If the mass of the toy is 0.010 kilogram, what is the maximum vertical height that the toy can reach after the spring is released?
 



 
Related Documents




NY State Library System
Copyright © 1996--2017
All rights reserved.
Used with permission.
PhysicsLAB
PDF conversion
Copyright © 1997--2017
Catharine H. Colwell
All rights reserved.