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|Chandra Bindu Ra|
1. What is work done in moving a charge of 10 microcoulomb between two points on an equatorial surface?
2. An electric dipole odf dipole moment 20x10 to the power of minus 6Cm is kept in an enclosed surface. What is the net flux coming out of surface?
3. An electric dipole when held at 30 with respect to a uniform electic field of 10 to the power of 4 N/C experiences a torque of 9x 10 to the power of minus 26 Nm. Calculate the dipole moment.
4. If an oil drop of weight 3.2x 10 to the power of mimus 13 N is balanced in an electric field of strenght 5x10 to the power of 5 V/m. Find the charge on the oil drop.
1.How would you explain seed set in papaya in the absence of male plant in close
vicinity of a female plant?
2. If a certain plant when introduced into a new environment neither produces seeds nor it
responds to vegetative propagation. How can more plants be produced?
3. In what ways does the study of pollination enrich our understanding of Biology and
enable us to apply it for increasing crop productivity?
4. Pollination and seed formation are very crucial for fruit formation. How will you
explain this statement?