Question
The ratio of Petrol and Diesel in the container is 3:2
when 20 litres of the mixture is taken out and is replaced by the diesel. The ratio becomes 2:3. The total quantity of the mixture in the container isSolution
How much calorie of energy is released by a boiled egg?
 Photovoltaic cells are:Â
Quantum Theory was discovered byÂ
The motion of a freely falling body is an example of ______________ accelerated motion.
The method of transfer of heat in liquid is
Among the following, which has the lowest density?
Which of the following is the best fire-extinguisher?
Which Instrument is used to measure depth of ocean?
Why is red colour preferred for danger signal lights?
Which of the following instruments is correctly matched with its function?
I) Voltmeter - Measures potential differenceÂ
II) Ammeter - Me...