Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Decreases Becomes infinite Does not change Increases Decreases Becomes infinite Does not change Increases ANSWER DOWNLOAD EXAMIANS APP
Physics The hair of shaving brush clings together when removed from water due to Viscosity Surface tension Elasticity Friction Viscosity Surface tension Elasticity Friction ANSWER DOWNLOAD EXAMIANS APP
Physics Soap bubble attains spherical shape due to ________ Pressure Inertia Surface tension Viscosity Pressure Inertia Surface tension Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to convert solar energy into electricity is Galvanic cell Daniell cell Electrochemical cell Photovoltaic cell Galvanic cell Daniell cell Electrochemical cell Photovoltaic cell ANSWER DOWNLOAD EXAMIANS APP
Physics Large astronomical telescopes always use as objective lens None of these combinations of lenses mirror lens None of these combinations of lenses mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Stars appears to move from east to west because The earth rotates from east to west The background of the stars moves from west to east All stars move from east to west The earth rotates from west to east The earth rotates from east to west The background of the stars moves from west to east All stars move from east to west The earth rotates from west to east ANSWER DOWNLOAD EXAMIANS APP
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