الامتحان التجريبي للترم الأول || Physics

The critical angle between two media depends on

If the refractive index of glass is , the biggest angle of incidence that lets a light ray emerges from glass to air equals

A point source of light is placed 4 m below the surface of water of refractive index the minimum diameter of a disc which should be placed over the source on the surface of water to cut off all light coming out water is

A light ray falls with angle of (45˚) on one side of a triangular prism its apex angle is 30˚ and emerged normally from the opposite side, so the angle of deviation =………..

In young’s double – slit experiment, if the distance between the fourth dark fringe and the central fringe is x, the distance between the central fringe and the first bright fringe equals …….

Blue light ray of wavelength 420 nm in air fell on the surface of water. If the refractive index of water is , the wavelength of the blue light in water equals …..

A light ray fell on one of the faces of an equilateral triangular prism, the ray refracted parallel to the base and emerged with an angle 60˚, so the first angle of incidence equals …..

A liquid flows with velocity (V) through a uniform tube, its diameter is (X) and a cork has small aperture is put at one end of this tube. If the diameter of the small aperture is (). The velocity of emergent water from the small aperture = …..

In the steady flow, when the cross-sectional area of the tube decreases, the density of the streamlines…..

The ratio between the mass flow rate and the volume flow rate for a liquid which flows steadily equals

In the opposite figure the tubes (A) and (B) are different in cross-sectional area and the steady flow rate of the liquid inside them is 0.3 m³/s. The two tubes meet to open in the tube (C) as in figure, then the volume flow rate in the tube (C) is……

When the temperature of a liquid decreases, its viscosity coefficient …..

A thin prim has an apex angle which equals double the angle of deviation of a light ray that passes through the prism, so the refractive index of the prism equals

A light ray falls on one of the faces of a thin prism of an apex angle 9˚ and refractive index for the blue color of 1.664 and refractive index for the red color of 1.644, then the dispersive power for this prism equals …..

Which of the following correctly describes how 𝜆,the wavelength of the light, relates to 𝑛 the refractive index of the prism for a particular wavelength of the light?

In the opposite figure, the prism angle A is ….

الامتحان التجريبي للترم الأول || Physics

The critical angle between two media depends on

If the refractive index of glass is , the biggest angle of incidence that lets a light ray emerges from glass to air equals

A point source of light is placed 4 m below the surface of water of refractive index the minimum diameter of a disc which should be placed over the source on the surface of water to cut off all light coming out water is

A light ray falls with angle of (45˚) on one side of a triangular prism its apex angle is 30˚ and emerged normally from the opposite side, so the angle of deviation =………..

In young’s double – slit experiment, if the distance between the fourth dark fringe and the central fringe is x, the distance between the central fringe and the first bright fringe equals …….

Blue light ray of wavelength 420 nm in air fell on the surface of water. If the refractive index of water is , the wavelength of the blue light in water equals …..

A light ray fell on one of the faces of an equilateral triangular prism, the ray refracted parallel to the base and emerged with an angle 60˚, so the first angle of incidence equals …..

A liquid flows with velocity (V) through a uniform tube, its diameter is (X) and a cork has small aperture is put at one end of this tube. If the diameter of the small aperture is (). The velocity of emergent water from the small aperture = …..

In the steady flow, when the cross-sectional area of the tube decreases, the density of the streamlines…..

The ratio between the mass flow rate and the volume flow rate for a liquid which flows steadily equals

In the opposite figure the tubes (A) and (B) are different in cross-sectional area and the steady flow rate of the liquid inside them is 0.3 m3/s. The two tubes meet to open in the tube (C) as in figure, then the volume flow rate in the tube (C) is……

When the temperature of a liquid decreases, its viscosity coefficient …..

A thin prim has an apex angle which equals double the angle of deviation of a light ray that passes through the prism, so the refractive index of the prism equals

A light ray falls on one of the faces of a thin prism of an apex angle 9˚ and refractive index for the blue color of 1.664 and refractive index for the red color of 1.644, then the dispersive power for this prism equals …..

Which of the following correctly describes how 𝜆,the wavelength of the light, relates to 𝑛 the refractive index of the prism for a particular wavelength of the light?

In the opposite figure, the prism angle A is ….

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In the opposite figure the tubes (A) and (B) are different in cross-sectional area and the steady flow rate of the liquid inside them is 0.3 m³/s. The two tubes meet to open in the tube (C) as in figure, then the volume flow rate in the tube (C) is……