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Physics

Physics
The ''Choke' used with a tube light is basically

An inductor
A transformer
A resistor
A capacitor

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Physics
In an optical fibre the signal is transmitted

In a curved path
Due to refraction
In a straight line path
Due to total internal reflection

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Physics
The metal whose electrical conductivity is more, is

Silver
Aluminium
Lead
Copper

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Physics
Kepler's law of planetary motion states that the square of the time period is proportional to the

Semi-major axis
Fourth power of the semi-major axis
Square of the semi-major axis
Cube of the semi-major axis

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Physics
A small drop of oil spreads over water because :

Water has a higher viscosity
Oil has a higher viscosity
Water has a higher surface tension
Oil has a higher surface tension

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Physics
A water tank appears shallower when it is viewed from top due to

Total internal reflection
Refraction
Rectilinear propagation of light
Reflection

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MORE MCQ ON Physics

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