In transparent material,
Alight is able to pass through
Bthe refracted energy is absorbed within a very thin layer and converted to heat
Clight is partially absorbed
Dthe refracted energy is absorbed within a thick layer and converted to heat
ESAS · Question Bank
Physics
200 questions · page 10 of 10. Answer in your head first, then check the solution.
The ratio of the speeds of light in two different media is known as _________
Aindex of refraction
Bindex of diffraction
Crelative index of refraction
Dindex of diffusion
The moment of inertia of an object is dependent on which of the ff?
AThe object's size and shape
BThe object's mass
CThe location of the axis of rotation
Dall of these
Which of the ff statements about center of gravity is TRUE?
AIt may be outside the object
BIt is always at its geometrical center
CIt is always in the interior of the object
DIt is sometimes arbitrary
A diatonic scale is a musical scale build up of how many major chords?
A2
B3
C4
D5
A chromatic scale is a diatonic scale with how many added half tones?
A2
B3
C4
D5
What refers to two colors which combines to form white light?
AComplementary colors
BSecondary colors
CPrimary colors
DElementary colors
A spectrum consisting of a wide range of unseparated wavelength is called _________
Avisible spectrum
Bcontinous spectrum
Cemission spectrum
Ddiscontinous spectrum
The six colors of which sunlight is composed are called _________
Asecondary colors
Bprimary colors
Ccomplementary colors
Delementary colors
What is the type of force which binds the protons and neutrons together in the nucleus of an atom?
ADrag force
BBind force
CExchange force
DIntact force
The "f" number of the lens is the ratio of the:
Afocal length of the lens to the effective aperture
Beffective aperture to the focal length of the lens
Cmagnifying power lens to effective aperture
Deffective aperture to magnifying power of lens
What is an electromagnetic radiation of very short wavelength emitted from the nucleus of a radiactive atom?
ABeta ray
BAlpha ray
CGamma ray
DX-ray
A spectrum consisting of monochromatic slit images having wavelengths characteristic of the atoms parent is called __________
Aline spectrum
Bcontinous spectrum
Cslit spectrum
Dimage spectrum
What is a nucleon
AA proton in the nucleus of an atom
BAn electron in the nucleus of an atom
CA neutron in the nucleus of an atom
DA proton or neutron of an atom
What refers to property os sound waves which depends on the number of harmonics present and on their prominence?
APitch
BQuality
CHarmonic
DFundamental
What refers to the failure of one set of color receptors in the eye to be simulated?
ARetinal failure
BRetinal fatigue
CPupil imperfection
DAstigmatism
The theory that the retina of the eye is provided with three sets of receptors, each of which is sensitive to one of the primary colors is known as _________
ATrue color vision theory
BYoung-Helmholtz color vision theory
CPrimary vision theory
DYoung-Huygens primary vision theory
What is a probable explanation for observe phenomena which is supported by abundant data?
ATheory
BHypothesis
CAxiom
DConclusion
A tempered scale is a musical scale with ________ equal frequency ratio intervals between the sucessive notes of an octave
A9
B10
C11
D12
What is a unifying theory applicable to the divergent phenomena of light which assumes that the transfer of energy between light and matter occurs only in discrete quantities proportional to the frequency of the energy transferred?
AQuantum theory
BRadioactive theory
CNuclear theory
DQuark theory