Question
 The radii of curvature of the faces of a double
convex lens are 20 cm and 30 cm. If focal length of the lens is 36 cm find the refractive index of the material of the lens?Solution
The correct answer is C
In the question, assuming the given statements to be true, find which of the conclusion(s) among given three conclusions is/are definitely true and the...
In the question, assuming the given statements to be true, Find which of the conclusion (s) among given three conclusions is /are definitely true and t...
Statements:Â Â Â Â Â Â M # N # O $ P & Q % R % S
Conclusions :Â Â Â Â Â I. Q @ SÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ...
Statements: C ≥ E > M ≤ Z < B; G ≥ Z > K
Conclusions:      I. C > K                 II. G ≥ B         �...
Statements: U ≤ X = V < W; V > T = Q ≥ R
Conclusions: I. V ≥ R II. W > R
Statements: A < B ≤ C, A > E, F ≤ B < D
Conclusions:
I. D > A
II. E < B
III. C > E
IV. D > C
Statements: R > N > Z < O = I ≥ T < W < S ≤ L
Conclusion
I: L > Z
II: O > T
Statements: N ≥ P > E ≥ B < I ≤ G ≤ M; O ≤ B
Conclusions:
I. B < N
II. G ≥ O
III. P < I
Statements:
P ≥ Q = R; S = T ≤ U ≥ P
Conclusion:
I. R < S
II. T ≤ Q
Statements:Â Â Â Â Â Â T @ V % Z #Â C & B $ SÂ # E; W $ Z @ C
Conclusions :Â Â Â Â Â I. E @ ZÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â II. S # WÂ Â Â ...