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Physics

Physics
When the barometer reading dips suddenly, it is an indication of

Calm weather
Dry weather
Hot weather
Storm

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Physics
Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to:

Both the heating effect of current and hysteresis loss
Hysteresis loss alone
The heating effect of current alone
Intense sunlight at noon

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Physics
Decibel is a term connected with :

Sound
Soil
Air
Water

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Physics
The instrument that measures and records the relative humidity of air is

Hydrometer
Lactometer
Barometer
Hygrometer

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Physics
In case of uniform circular motion, the acceleration is

Variable in magnitude but constant in direction
Zero
Constant in magnitude and directed radially inwards
Variable in magnitude but tangential to the circle

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Physics
Curie point is the temperature at which

Transmutation of metal occurs.
A metal loses conductivity
Matter becomes radioactive
A metal loses magnetic properties.

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MORE MCQ ON Physics

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