Write the most interesting event of your school life.
Write a paragraph about the disadvantages of television for the Students.
Write an essay about the role of youth in building a nation.
What is cyclic phosphorylation? Explain in brief with a diagram.
What do you mean by coherent sources of light?
A car is moving away from a stationary listener with a velocity of 20 m/s. if the horn is sounding at frequency 512 Hz, calculate the change in pitch of the sound received by the listener. (Velocity of sound in air = 330 m/s).
Explain with the figure, the meaning of beats.
What do you mean by harmonics and overtones in the case of organ pipes? Prove that only odd harmonics are produced in closed organ pipes.
Differentiate between xylem and phloem tissues.