Question

Statement (S) : Using Huygens eyepiece measurements can be taken but are not correct
Reason (R) : The cross wires, scale and final image are not magnified proportionately because the image of the object is magnified by two lenses, whereas the cross wire scale is magnified by one lens only

• A. Both (S) and (R) are true, (R) explains (S)
• B. Both (S) and (R) are true, ( R) cannot explains (S)
• C. Only (S) is correct, but (R) is wrong
• D. Both ( S) and (R) are wrong

Answer 1

Answer: (A)

Both (S) and (R) are true, (R) explains (S)

Using Huygens eyepiece, measurements can be taken but are not correct because the cross wires, scale, and final image are not magnified by two lenses, whereas the cross wire scale is magnified by one lens only.