Select the correct alternative, in case of dispersion without deviatio – McqOptions

MCQOPTIONS

1.	Select the correct alternative, in case of dispersion without deviation.
A.	The emergent rays of all the colours are parallel to the incident ray
B.	Only yellow coloured ray is parallel to the incident ray
C.	Only red coloured ray is parallel to the incident ray
D.	All the rays are parallel, but not parallel to the incident ray
Answer» C. Only red coloured ray is parallel to the incident ray

Discussion

No Comment Found

Related MCQs

Which of the following is used in optical fibres?
The mirage in desert is caused because:
Image formed by convex mirror is:
Select the correct alternative, in case of dispersion without deviation.
If two mirrors are kept at 600 to each other, then the number of images formed by them is:
When a ray of light falls on a prism, light gets dispersed because:
The size of the image, if an object of 2.5m height is placed at a distance of 10 cm from a concave mirror is: (Take radius of curvature of concave mirror = 30 cm)
When a plane mirror is placed horizontally on level ground at a distance of 60 m from the foot of a tower, the top of the tower and its image in the mirror subtend an angle of 90 degree at the eye. The height of the tower is:
The number of wavelengths in the visible spectrum is
If light travels from one medium to the other of which the refractive index is different, then which of the following will change?