Puzzle 1: What kind of room has no doors or windows? Answer: Mushroom Puzzle 2: What kind of tree can you carry in your han...

  V(t) = V m sin ωt i(t) = I m sin ωt And P(t) = v(t) i(t) P(t) = V m sin ωt I m sin ωt Hence, average power ...

Riddle 1: What kind of room has no doors or windows? Riddle  2: What kind of tree can you carry in your hand? Riddle  3: Whic...

A first order and first degree differential equation involves the independent variable x (say), dependent variable y (say) so, it can be p...

Puzzle - 1: A car has to carry an important person across the desert. There is no petrol station in the desert and the car has s...

The diazonium salts have the general formula RN ⁺₂X⁻ where R stands for an aryl group and X - ion may be Cl ⁻ , Br ⁻ , HSO ⁻₄, BF⁻₄ etc....