Physics Oil raise up the wick in a lamp. The principle involves the diffusion of oil through the wick the liquid state of oil volatility of oil capillary action phenomenon the diffusion of oil through the wick the liquid state of oil volatility of oil capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following phenomenon helps to conclude that light is a transverse wave? Interference Diffraction Polarisation Refraction Interference Diffraction Polarisation Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that allow electricity to flow are called Electron flows Insulators Stimulators Conductors Electron flows Insulators Stimulators Conductors ANSWER DOWNLOAD EXAMIANS APP
Physics In a ________ the wave particles of the medium vibrate in a direction perpendicular to the direction of wave propagation Longitudinal Rolling Field Transverse Longitudinal Rolling Field Transverse ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct? C1pa = C2pg C1>C2 C1 = C2 C2>C1 C1pa = C2pg C1>C2 C1 = C2 C2>C1 ANSWER DOWNLOAD EXAMIANS APP
Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Presence of gravity outside but not inside the spacecraft Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Absence of gravity outside Presence of gravity outside but not inside the spacecraft Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Absence of gravity outside ANSWER DOWNLOAD EXAMIANS APP