Physics Theory #1

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What is the phase of electromagnetic wave (E=E0 cos(ωt-kr))?

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Energy of electromagnetic wave is:

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The speed of light is given by the value of

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Maxwell’s equation can be written in the form shown below. If magnetic charge exists and if it is conserved, which of these equations will have to be changed?

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What is the direction of the Poynting vector in the picture

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What is NOT true about electric and magnetic fields?

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Color of electromagnetic radiation is defined by

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What is it visible light?

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Which wave below has the longest wavelength?

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A sheet of paper will not act as a mirror because paper

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Which of the following is not true about light?

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When light reflects from a surface, there is a change in its

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Light will almost travel from one place to another along a path of least

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Which of these electromagnetic waves has the shortest wavelength?

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Determining the speed of light became a critical experiment for the wave and particle theories of light because

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Which experiment is it? The speed of light was eventually measured when astronomer measured the time it took light to travel from planet to Earth.

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A spherical, concave mirror is shown in the figure above. The focal point F and the location of the object O are indicated. At what point will the image located?

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In which figure ray for converging lens is drawn correctly?

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If the incident ray is precisely at the critical angle, the refracted ray is ______ to the boundary at the point of incidence.

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Rainbow appears because of

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In order to observe interference in light waves, the following conditions must be met:

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Wave interference can be constructive if

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Increasing the wavelengths in a double-slit experiment has what effect on the position of maxima on a screen at fixed distance?

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In a single slit diffraction experiment, the width of the slit through which light passes is increased. What happens to the central bright fringe?

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Match every formula with its description:
1) dsinθ = mλ
2) dsinθ = (m + 1/2)λ

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Match every formula with its description:
1) 2t = (m + 1/2)λn
2) 2t = mλn

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Match figures of diffraction patterns of two points sources with their description:

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What is not true about the Fresnel diffraction?

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What is false about doing a double-slit experiment with sound and light:

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Transmitted light has maximum intensity if transmission axes of polaroids are

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What is true about the polarizing angle?

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Light from any ordinary source (such as a flame) is usually:

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The SI standard of time is based on

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A nanosecond is

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The SI standard of length is based on:

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Which of the following is closest to a yard in length?

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There is no SI base unit for area because

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The SI base unit for mass is:

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A gram is:

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Which of the following weighs about a pound?

Physics theory quiz

Physics Theory #1

Physics Theory #1

What is the phase of electromagnetic wave (E=E0 cos(ωt-kr))?

Energy of electromagnetic wave is:

The speed of light is given by the value of

Maxwell’s equation can be written in the form shown below. If magnetic charge exists and if it is conserved, which of these equations will have to be changed?

What is the direction of the Poynting vector in the picture

What is NOT true about electric and magnetic fields?

Color of electromagnetic radiation is defined by

What is it visible light?

Which wave below has the longest wavelength?

A sheet of paper will not act as a mirror because paper

Which of the following is not true about light?

When light reflects from a surface, there is a change in its

Light will almost travel from one place to another along a path of least

Which of these electromagnetic waves has the shortest wavelength?

Determining the speed of light became a critical experiment for the wave and particle theories of light because

Which experiment is it? The speed of light was eventually measured when astronomer measured the time it took light to travel from planet to Earth.

A spherical, concave mirror is shown in the figure above. The focal point F and the location of the object O are indicated. At what point will the image located?

In which figure ray for converging lens is drawn correctly?

If the incident ray is precisely at the critical angle, the refracted ray is ______ to the boundary at the point of incidence.

Match every formula with its description:
1) dsinθ = mλ
2) dsinθ = (m + 1/2)λ

Match every formula with its description:
1) 2t = (m + 1/2)λn
2) 2t = mλn