Manoj's father works in a nuclear power reactor. He asked his father to take him for a visit to nuclear power reactor. But his father was not keen to take him there. What could be the possible reason of Manoj’s father not taking him to the nuclear power reactor? What is an advantage and a disadvantage of setting up a nuclear power reactor?

convex lenses are thicker at the middle. rays of light that pass through the lens are brought closer together (they converge). a convex lens is a converging lens. when parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal focus.

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grav forces affect all objects magnetic forces affect magnetic objects and electric currents