Physics The surface tension of water on adding detergent to it Becomes zero Increases No change Decreases Becomes zero Increases No change Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed greater than the speed of sound of sound of light less than the speed of sound greater than the speed of sound of sound of light less than the speed of sound ANSWER DOWNLOAD EXAMIANS APP
Physics Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsupply. Which of the bulbs will fuse? 25 W Both Neither 100 W 25 W Both Neither 100 W ANSWER DOWNLOAD EXAMIANS APP
Physics Which phenomena shows the particle nature of light? Photoelectric effect Diffraction Polarisation Interference Photoelectric effect Diffraction Polarisation Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 700 nm 0.07 nm 7 nm 70 nm 700 nm 0.07 nm 7 nm 70 nm ANSWER DOWNLOAD EXAMIANS APP
Physics Find the current (in A) when a charge of 500 Coulomb flows in 25 seconds. 40 6250 12500 20 40 6250 12500 20 ANSWER DOWNLOAD EXAMIANS APP