Physics For a freely falling body, the sum of kinetic energy and potential energy is always Variable Unity Zero Same Variable Unity Zero Same ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Is infinity Depends on the total mass of all the fragments Depends on the speeds of various fragments Is zero Is infinity Depends on the total mass of all the fragments Depends on the speeds of various fragments Is zero ANSWER DOWNLOAD EXAMIANS APP
Physics Why is weightlessness experienced while orbiting the earth in space ships ? Acceleration None of these Inertia Zero gravity Acceleration None of these Inertia Zero gravity ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer in the outer atmosphere helps us in Reflecting radio waves and makes radio communication possible Regulating the temperature of atmosphere Absorbing UV radiations Absorbing cosmic ray particles Reflecting radio waves and makes radio communication possible Regulating the temperature of atmosphere Absorbing UV radiations Absorbing cosmic ray particles ANSWER DOWNLOAD EXAMIANS APP
Physics An integrated circuit is more advantages than a coventional circuit because If a part of the integrated circuit fails the entire circuit is simply replaced A faulty part of a conventional circuit may be difficult to locate and repair They make the electric equipments more reliable and easier for servicing All listed here If a part of the integrated circuit fails the entire circuit is simply replaced A faulty part of a conventional circuit may be difficult to locate and repair They make the electric equipments more reliable and easier for servicing All listed here ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 3R/4 2R R/2 5R/4 3R/4 2R R/2 5R/4 ANSWER DOWNLOAD EXAMIANS APP
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