physics 10th Refraction through glass slab and prisms

1.A ray of light falling normally on a transparent surface . State the angle of incidence: 1.A ray of light falling normally on a transparent surface . State the angle of incidence:

• 90°
• 180 °
• 0°
• ) None of these

2.Which are the following shows correct relationship between the refractive index for red light and Violet light?

• μR > μ v
• μR = μ v
• ) μR < μ v
• None of these

3. For a minimum angle of deviation:

• i = e
• i< e
• i > e
• None of these

4.An object in rarer medium when viewed from denser medium appears to be :

• a) Taller
• shorter
• same height
• none of these

5.The shift is maximum for:

• ) red light
• Violet light
• yellow light
• green light