Electric Circuits
Mica capacitor are characterised by all of following except

 accurate value.
 low losses.
 low leakage reactance.
 stable operation.

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Electric Circuits
Two electric bulbs have transparent filament of same thickness. It one of them gives 60 W and other gives 100 W, then-

 60 W lamp filament has longer length.
 60 W lamp filament has shorter length.
 100 W lamp filament has longer length.
 60 W and 100 W lamp filament have equal length.

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