Ray Optics and Optical Instruments - Online Test
Q1. Light rays from a point object
Answer : Option B
Explaination / Solution:
No Explaination.
Q2. According to Cartesian sign convention.
Answer : Option C
Explaination / Solution:
No Explaination.
Q3. According to Cartesian sign convention the heights measured
Answer : Option D
Explaination / Solution:
No Explaination.
Q4. Focal length of a mirror is given by
Answer : Option B
Explaination / Solution:
No Explaination.
Q5. According to the mirror equation
Answer : Option B
Explaination / Solution:
No Explaination.
Q6. Refraction is
Answer : Option B
Explaination / Solution:
No Explaination.
Q7. According to Snell’s law
Answer : Option A
Explaination / Solution:
No Explaination.
Q8. For a rectangular slab, refraction takes place at
Answer : Option D
Explaination / Solution:
No Explaination.
Q9. Total internal reflection can take place only if light is travelling from
Answer : Option C
Explaination / Solution:
No Explaination.
Q10. Total internal reflection can take place only if
Answer : Option C
Explaination / Solution:
No Explaination.
