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CBSE Questions

Total Questions 9982
an electron & proton are released from rest in a uniform electrostatic field.Which will have larger acceleration?
what is ohms law
why we feel cooling effect when we pour some nailpolish remover and with in seconds it gets disapear. why and how does it get disappear?
How can 3 resistors of resistence 2ohm , 3ohm , and 6ohm be connected to give a total resistance of (a)4ohm (b)iohm ?
number of countries in the world
how much is the weight of a biggest blue whale
Through what potential would one need to accelerate an electron in order to achive a velocity of 60% of that of light.,starting from rest.
What are the major regions of Indian subcontinent?
who is the father of english?
which star indicates north?
ball is thrown vertically upwards with a velocity of 20m/s from the top of high building. The height of point of projection from the ground is 25m. Calculate the maximum height upto which ball rises and the time taken by the ball to hit the ground. (Take g=10m/s square)
what are supernova and planetary nebulae?
Where is Mehrgarh Located ?
Who is known as the `Father of Hindi Travel Literature?
is milk a vegetable food ??
How is the acidity in our stomach formed? Is it related to hydrochloric acid ?
derive an eqvation for the resistor's in parellels
what are after burners ?
What is voltage.
why lightning comes before thunder?