What happens to the current through R1 when R2 is removed from the circuit given below.
Explain the process of double fertilization with a suitable diagram.
What is a polarizing angle? Does polarizing angle depend on the light used?
Discuss the Fraunhofer diffraction in a single slit.
The distance between two coherent sources in Young's double-slit experiment is 0.3 mm and the interference pattern is observed on a screen 60 cm from the sources. If the wavelength of light used is 6 x 10^-7 m, calculate the fringe width of the interference pattern.
Define respiration and explain various steps involved in Kreb's cycle.
What are the factors affecting respiration in plants?
What is meant by wave front? Verify Snell's law on the basis of wave theory.
A train is approaching a cliff at 20m/s. The driver sounds a whistle of frequency 800 Hz. What will be the frequency of an echo as heard by the driver? The velocity of sound in air is 350 m/s.
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