Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 4 T 1 T 2 T 8 T 4 T 1 T 2 T 8 T 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 Shock-absorbers are usually made of steel as it : Has lower elasticity Has no ductile property Is not brittle Has higher elasticity Has lower elasticity Has no ductile property Is not brittle Has higher elasticity ANSWER DOWNLOAD EXAMIANS APP
Physics Sources of geothermal power are Both A & B Earth's heat None of these Water Both A & B Earth's heat None of these Water ANSWER DOWNLOAD EXAMIANS APP
Physics The theory of relativity is presented by which scientist Stephen Hawking Marie Curie Isaac Newton Albert Einstein Stephen Hawking Marie Curie Isaac Newton Albert Einstein ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following is credited to work for the unification of electricity, magnetism and optics field of Physics? Isaac Newton James Clerk Maxwell Michael Faraday Haris Christian Oersted Isaac Newton James Clerk Maxwell Michael Faraday Haris Christian Oersted ANSWER DOWNLOAD EXAMIANS APP