Which of the following substance produces brisk effervescence when treated with baking-soda solution?
The storage battery of a car has an emf of 15 V. If the internal resistance of the battery is 0.5 Ω, what is the maximum current that can be drawn from...
Which of the following disease affects the brain of a person?
In the given figure, frogs occupy ________.
In which of the following sphere, weather phenomenon occurs ?
The primary function of bile in digestion is to:
Tungsten is used for the construction of filament in an electric bulb because of itsÂ
The speed of light is maximum in which of the following media?
Which vitamin helps in improving night vision?
With the increase of pressure, the boiling point of any substance –