Physics Positive feedback is used in None of these Amplifiers Rectifiers Oscillators None of these Amplifiers Rectifiers Oscillators ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of Capillarity Viscosity Surface tension Diffusion Capillarity Viscosity Surface tension Diffusion ANSWER DOWNLOAD EXAMIANS APP
Physics It is more difficult to walk on ice than on a concrete road because There is more friction between the ice and feer None of these There is very little friction between the ice and feet pressing it Ice is soft when compared to concrete There is more friction between the ice and feer None of these There is very little friction between the ice and feet pressing it Ice is soft when compared to concrete ANSWER DOWNLOAD EXAMIANS APP
Physics Beta rays emitted by a radioactive material are The electrons orbiting around the nucleus Electromagnetic radiations Charged particles emitted by nucleus Neutral particles The electrons orbiting around the nucleus Electromagnetic radiations Charged particles emitted by nucleus Neutral particles ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Polarisation Reflection Interference Diffraction Polarisation Reflection Interference Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds. 72 8 4 36 72 8 4 36 ANSWER DOWNLOAD EXAMIANS APP