- AFilament voltage
- BPlate voltage
- ✓Plate resistance
- DPlate current
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List $I$ (Position of the object) |
List $II$ (Magnification) |
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$(I)$ An object is placed at focus before a convex mirror |
$(A)$ Magnification is $-\infty$ |
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$(II)$ An object is placed at centre of curvature before a concave mirror |
$(B)$ Magnification is $0.5$ |
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$(III)$ An object is placed at focus before a concave mirror |
$(C)$ Magnification is $+1$ |
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$(IV)$ An object is placed at centre of curvature before a convex mirror |
$(D)$ Magnification is $-1$ |
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$(E)$ Magnification is $0.33$ |
Statements $I$ : Astronomical unit $(Au)$. Parsec $(Pc)$ and Light year $(ly)$ are units for measuring astronomical distances.
Statements $II:$ $Au < Parsec ( Pc ) < ly$
In the light of the above statements. choose the most appropriate answer from the options given below: