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CBSE Questions

Total Questions 9982
An Activity that demonstrates air and water exerts pressure.
what happens when a potted plant is over watered
what is a blackhole?
What determines the strength of gravity of a body?If it is mass then why are black holes stronger than other stars with more mass?
what is quark-gluon plasma?
What is cross-species genetics?Is it still practiced now?
What is a abacus ?
Who is the most famous person in the world ?
what are the duties of tehsildars?
what is ratio and propotion?
) Ia chemical Atomic fusion , neutrons are got tripled after every reaction. If 30 numbers of neutrons were present at the beginning at the reaction , find after how many reactions the number pf neutrons be 17,71,470.
who invented bulb? Don't answer Thomas Alva Edison.
India is in need of two time zones but Indians are not ready yet to accept it as a reality, substantiate the statement.
what are the two types of reproduction?
how to create tables in html?
what are the types of farming in USA?
Write the edge of cube in terms of its volume.
In a triangle ABC, if <A=60 and the altitudes from B and C meet AC and AB at P and Q respectively and intersect each other at I. Prove that APIQ and PQBC are cyclic quadrilateraals. Hence, find the measure of <BIC.
What is the difference between resistance and resistivity?
What is electrical potential?