Conceptual Physics (12th Edition)

Chapter 28

Verified Answer ✓

When light falls on an object, the electrons of ... more

Verified Answer ✓

Electrons with high energy re emit radiation.  ; ... more

Verified Answer ✓

Out of the all possible paths the light choose ... more

Verified Answer ✓

The angle of incidence of a ray of light falling ... more

Verified Answer ✓

Distance between the object and mirror is same as ... more

Verified Answer ✓

4% of light gets reflected. ; It is impossible to ... more

Verified Answer ✓

YesThe open mesh of a parabolic dish may be rough ... more

Verified Answer ✓

Both angles are the same. ; The light falling on ... more

Verified Answer ✓

When glass has a measurable thickness and its ... more

Verified Answer ✓

Light travels faster in thin air and it results ... more

Verified Answer ✓

YesThe laws of reflection applies to a point where... more

Verified Answer ✓

Refraction ; During the hot sunny days, the air ... more

Verified Answer ✓

Wave fronts of light interacts with glass and ... more

Verified Answer ✓

90° ; The direction of wave front is always ... more

Verified Answer ✓

When light is refracted in a medium, the average ... more

Verified Answer ✓

Eye glasses made with a high refractive index are ... more

Verified Answer ✓

Swimming pool appears to be more shallow. ; When ... more

Verified Answer ✓

Violet   ; The speed of light in a medium is a ... more

Verified Answer ✓

Spectrum of colors. ; Since white light is ... more

Verified Answer ✓

Single color ; The speed of different colors in ... more

Verified Answer ✓

Due to double reflection. ; Double reflection is ... more

Verified Answer ✓

Critical angle is the angle of incidence in the ... more

Verified Answer ✓

The critical angle for glass is .The critical ... more

Verified Answer ✓

Though, light travels in a straight line, if there... more

Verified Answer ✓

When the parallel rays of light passes through a ... more

Verified Answer ✓

Focal length is the distance between the center of... more

Verified Answer ✓

Real image is formed as a result of intersection ... more

Verified Answer ✓

Convex lens for real images.Concave lens for ... more

Verified Answer ✓

Spherical and chromatic aberrations will be ... more

Verified Answer ✓

Astigmatism is the refractive error occurred due ... more

Verified Answer ✓

The distance of the image formed by the mirror and... more

Verified Answer ✓

103 solar diameter ; By making a pin hole in paper... more

Verified Answer ✓

4 m/s ; Fix the center of frame of reference at ... more

Verified Answer ✓

; The law of reflection of light states that the ... more

Verified Answer ✓

70 cm ; In the case of plane mirror the distance ... more

Verified Answer ✓

The percentage of light transmitted through the ... more

Verified Answer ✓

84.64 % ; The light transmitted by the first pane ... more

Verified Answer ✓

It takes the sun, a few extra minutes over . ; ... more

Verified Answer ✓

It can be observed that the distance between the ... more

Verified Answer ✓

The rough surface offers more friction, hence, ... more

Verified Answer ✓

The measure of speed of light in the medium is a ... more

Verified Answer ✓

Lower the velocity of light through the medium, ... more

Verified Answer ✓

The person seems to be flying since it seems as if... more

Verified Answer ✓

Image of rock overlaps the image of duck's feet ; ... more

Verified Answer ✓

Two parallel mirrors.The image of first mirror ... more

Verified Answer ✓

3 mirrors placed in triangular form. ; On the left... more

Verified Answer ✓

In the case of reflection, least distance can be ... more

Verified Answer ✓

card number 2 ; According to laws of reflection, ... more

Verified Answer ✓

YesThe bullet will follow the same path as that of... more

Verified Answer ✓

Image is formed because the plane mirror is ... more

Verified Answer ✓

 The image is only visible if the object come in ... more

Verified Answer ✓

The mirror produces lateral inversion and not ... more

Verified Answer ✓

The mirror is adjusted at night in such a way that... more

Verified Answer ✓

The person outside the dark room reflects light ... more

Verified Answer ✓

Matte surfaces produce diffuse reflection as a ... more

Verified Answer ✓

Half the height of the person. ; If the size of ... more

Verified Answer ✓

The length of the mirror will remain the same and ... more

Verified Answer ✓

Either use a large mirror or hold the mirror away ... more

Verified Answer ✓

The length of mirror must be half of the length of... more

Verified Answer ✓

; Since both persons are of equal height and ... more

Verified Answer ✓

Farsighted. ; If the size of the eye is magnified... more

Verified Answer ✓

Lens with high refractive index. ; Nearsightedness... more

Verified Answer ✓

Agree with the friend, The velocity of the wave ... more

Verified Answer ✓

; This model is a representation of refraction of... more

Verified Answer ✓

Both pulses exit at same time ; The law of ... more

Verified Answer ✓

Earth's atmosphere acts as a converging lens, and ... more

Verified Answer ✓

The weight of the leg of strider is negligibly ... more

Verified Answer ✓

No, the shape of rainbow always remains as circle... more

Verified Answer ✓

By using them, the refraction of light from water ... more

Verified Answer ✓

Since the eye forms an image by converging the ... more

Verified Answer ✓

Sparkle less in the water.Light slows down in ... more

Verified Answer ✓

Camera produces the whole image with less ... more

Verified Answer ✓

The intensity of the image will be reduced. ; Each... more

Verified Answer ✓

Converging lens should be made from a material ... more

Verified Answer ✓

NoSince magnification takes place due to ... more

Verified Answer ✓

Magnify less ; The basis of magnification is the ... more

Verified Answer ✓

Sharp image ; Blur image is the result of ... more

Verified Answer ✓

The sharpness of the image in a pinhole camera ... more

Verified Answer ✓

Since the vehicle A is at a large distance from ... more

Verified Answer ✓

The gaps between the leaves act as pinholes and ... more

Verified Answer ✓

Distance is equal to the focal length. ; If an ... more

Verified Answer ✓

Because the projector forms an inverted image ; ... more

Verified Answer ✓

YesThe inverted image signals from the retina are ... more

Verified Answer ✓

Yes ; The camera has a converging lens, and hence... more

Verified Answer ✓

Because the telescope forms an upside down image... more

Verified Answer ✓

Older people have a problem of farsightedness. ; ... more

Verified Answer ✓

Speed is sameIndices of refraction are equal ; The... more

Verified Answer ✓

The glass surface being smooth reflects the light ... more

Verified Answer ✓

A pebbled and uneven road surface.Smooth road ... more

Verified Answer ✓

Because of ripples on the water surface there are ... more

Verified Answer ✓

The lights from the sky ; The hot surface of the ... more

Verified Answer ✓

The full cartoon image of the man is visible to ... more

Verified Answer ✓

No. There is no contradiction. Both phenomena ... more

Verified Answer ✓

Increases ; According to the refraction phenomena ... more

Verified Answer ✓

Below the observed fish.Directly at the observed ... more

Verified Answer ✓

Lasers should be aimed slightly below the observed... more

Verified Answer ✓

Fish can see outside of water because of light ... more

Verified Answer ✓

Reverse possibility will not happen, because when ... more

Verified Answer ✓

Aim the visible space station, the light rays ... more

Verified Answer ✓

Water droplets are common to both the observers, ... more

Verified Answer ✓

The shadow of the plane will appear in the center ... more

Verified Answer ✓

Ice crystals are responsible for creating the halo... more

Verified Answer ✓

It is impossible to increase the solar energy, the... more

Verified Answer ✓

The average intensity will remain the same whether... more

Verified Answer ✓

The difference in refractive index of air and ... more

Verified Answer ✓

Speed of light remains almost constant ; Velocity ... more

Verified Answer ✓

Merely locate the position of the image. ; To ... more

Back to Top

Log In

Contact Us

Upload An Image

Please select an image to upload
Note: must be in .png, .gif or .jpg format
OR
Provide URL where image can be downloaded
Note: must be in .png, .gif or .jpg format

By clicking this button,
you agree to the terms of use

By clicking "Create Alert" I agree to the Uloop Terms of Use.

Image not available.

Add a Photo

Please select a photo to upload
Note: must be in .png, .gif or .jpg format