Which of the following is the dimension for Type-B optical flats? – McqOptions

MCQOPTIONS

1.	Which of the following is the dimension for Type-B optical flats?
A.	25.0 x 12.000 mm
B.	25.0 x 23.000 mm
C.	26.0 x 24.000 mm
D.	26.0 x 24.250 mm
Answer» B. 25.0 x 23.000 mm

Discussion

No Comment Found

Related MCQs

Type-B optical flat is tested for parallelism. What is the formula for the difference of the thickness of the flat at 2 points on the adjacent fringe? (µ is the refractive index)
Which of the following is the method to test parallelism in Type-B optical flats?
Which of the following statement is true for optical flats?Statement 1: Type-A optical flats are tested for parallelism of working surfaces.Statement 2: Flatness of working surface is tested by comparing with a master flat.
Which of the following is not the dimension of optical flat Type A as per IS : 5440—1969 in mm ?
Type-B optical flat is tested for parallelism. What is the formula for the difference of the thickness of the flat at 2 points on the adjacent fringe? (¬¨¬®¬¨¬µ is the refractive index)$#
Which_of_the_following_is_the_method_to_test_parallelism_in_Type-B_optical_flats?$
Which of the following is of more important in case of Type-B optical flat?
Which of the following is the use of Type-A optical flats?
Which of the following is the dimension for Type-B optical flats?
What is the tolerance on thickness for Type-B (Grade I) opticals flats?