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Test por Jeffrey Piggott, creado hace más de 1 año

Quiz on light for IGCSE 0654 Coordinated Sciences ,

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	Creado por Jeffrey Piggott hace casi 7 años

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0654 Light Quiz

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Quiz on light for IGCSE 0654 Coordinated Sciences ,

0654 Light Quiz

0654 Light Quiz

Pregunta 1 de 30

The diagram shows light travelling from air into glass. Four angles v, w, x and y are shown. Which formula is used to calculate the refractive index 'n' of the glass?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 2 de 30

The diagram shows a converging lens forming an image of an object. Which statement about the image is correct?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 3 de 30

The diagram shows light passing from air into glass. The glass has a refractive index of 1.5. What is the angle of refraction in the glass?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 4 de 30

The diagram shows an object in front of a plane mirror. The mirror forms an image of the object. At which labelled point is the image formed, and which type of image is formed?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 5 de 30

Light enters a glass block at an angle of incidence of 46°. The light refracts at an angle of refraction of 26°. What is the refractive index of the glass?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 6 de 30

Which diagram correctly shows a ray of light reflected by a plane mirror?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 7 de 30

Which diagram shows how a converging lens is used as a magnifying glass?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 8 de 30

An object O is placed close to a thin converging lens. The diagram represents three rays from the top of O passing through the lens. Which type of image is produced by the lens when the object O is in this position?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 9 de 30

The diagram shows the electromagnetic spectrum, in order of increasing wavelength. Three types of radiation, P, Q and R, are missing from the spectrum diagram. Which types of electromagnetic radiation are represented by P, by Q and by R?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 10 de 30

Radiation from the Sun is dispersed by a prism. The prism does not absorb any of the radiation. Four identical thermometers are placed, one at each of the labelled positions. In which position does the thermometer show the greatest rise in temperature?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 11 de 30

An object is placed in front of a thin converging lens. The diagram shows the paths of two rays from the top of the object. An image of the object is formed on a screen to the right of the lens. How does this image compare with the object?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 12 de 30

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 13 de 30

Which diagram shows how the light from a candle is reflected by a mirror, and shows the position of the image formed?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 14 de 30

A student draws a diagram representing three rays of light from point P passing through a converging lens. Each point labelled F is a principal focus of the lens. Which of the rays has the student drawn correctly?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 15 de 30

The diagram shows a ray of light inside a glass rod. The critical angle for the light in the glass is 42°. Which row shows what happens to the light when it reaches the surface of the glass rod?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 16 de 30

The diagram shows a ray of light travelling in a substance P. The ray reaches a boundary with a substance Q. Total internal reflection occurs at the boundary. Which row contains correct statements about angle X and about the optical density of substance Q?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 17 de 30

Which labelled distance is the focal length of the lens?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 18 de 30

A ray of light is reflected by two parallel plane mirrors X and Y. Which statement is correct?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 19 de 30

Scout P signals to scout Q on the other side of a valley by using a mirror to reflect the Sun’s rays. Which mirror position would allow the Sun’s rays to be reflected to scout Q?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 20 de 30

Which statement about a converging lens is not correct?

The diagram shows light travelling from air into glass.
Four angles v, w, x and y are shown.

Which formula is used to calculate the refractive index 'n' of the glass?

The diagram shows a converging lens forming an image of an object.

Which statement about the image is correct?

The diagram shows light passing from air into glass.
The glass has a refractive index of 1.5.

What is the angle of refraction in the glass?

The diagram shows an object in front of a plane mirror. The mirror forms an image of the object.

At which labelled point is the image formed, and which type of image is formed?

Light enters a glass block at an angle of incidence of 46°.
The light refracts at an angle of refraction of 26°.

What is the refractive index of the glass?

An object O is placed close to a thin converging lens.
The diagram represents three rays from the top of O passing through the lens.

Which type of image is produced by the lens when the object O is in this position?

The diagram shows the electromagnetic spectrum, in order of increasing wavelength.
Three types of radiation, P, Q and R, are missing from the spectrum diagram.

Which types of electromagnetic radiation are represented by P, by Q and by R?

Radiation from the Sun is dispersed by a prism. The prism does not absorb any of the radiation.
Four identical thermometers are placed, one at each of the labelled positions.

In which position does the thermometer show the greatest rise in temperature?

An object is placed in front of a thin converging lens.
The diagram shows the paths of two rays from the top of the object.
An image of the object is formed on a screen to the right of the lens.

How does this image compare with the object?

A student draws a diagram representing three rays of light from point P passing through a converging lens. Each point labelled F is a principal focus of the lens.

Which of the rays has the student drawn correctly?

The diagram shows a ray of light inside a glass rod. The critical angle for the light in the glass is 42°.

Which row shows what happens to the light when it reaches the surface of the glass rod?

The diagram shows a ray of light travelling in a substance P. The ray reaches a boundary with a substance Q. Total internal reflection occurs at the boundary.

Which row contains correct statements about angle X and about the optical density of substance Q?

A ray of light is reflected by two parallel plane mirrors X and Y.

Which statement is correct?

Scout P signals to scout Q on the other side of a valley by using a mirror to reflect the Sun’s rays.

Which mirror position would allow the Sun’s rays to be reflected to scout Q?

A boy wears a shirt with a letter F on the front. He stands in front of a plane mirror.

What does he see in the mirror?

Light waves pass from air into glass and are refracted.

What always remains constant when this happens?

An object is placed in front of a converging lens. The lens has a focal length f.
The lens produces a real, enlarged image of the object.

In which labelled position is the object placed?

The diagram shows the image of a clock in a plane mirror.

What time is shown?

Water waves may be used to demonstrate refraction by making them pass into water of a different depth.

Why does the water wave change direction as it passes into the shallow water?

A teacher demonstrates the dispersion of white light using a triangular glass prism.

Which diagram shows how this dispersion happens?

The diagram shows radiation from a lamp passing through a prism.

Which type of radiation is found at P? he diagram shows radiation from a lamp passing through a prism.

A thin converging lens is used to produce, on a screen, a focused image of a candle.
Various focused images are produced on the screen by moving the lens and the screen backwards and forwards.

Which statement is always correct?

A converging lens in a projector is used to make an enlarged image of a small piece of film on a screen.

At which labelled point could the piece of film be placed so that the lens produces this image?

The diagram shows a ray of light travelling from X. Angle P is less than the critical angle.

In which direction does the ray continue?