• A particle of mass 0.2kg is attached to one end of a string of length 80 cm The partide moves in
horizontal code with angular velocity of 15 rex et
the string inclined at an ang le to to the vertical
find 0. (g= lamsa)

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?