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 Electrostatic precipitator is used to control the pollution of Water Thermal Air Noise Water Thermal Air Noise ANSWER DOWNLOAD EXAMIANS APP
Physics Which resource is both renewable and inexpensive? Sunlight Minerals Coal Gold Sunlight Minerals Coal Gold ANSWER DOWNLOAD EXAMIANS APP
Physics When a ship enters the sea from a river It rises or sinks depending on the material it is made of It sinks a little It remains at the same level It rises a little It rises or sinks depending on the material it is made of It sinks a little It remains at the same level It rises a little ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature which has the same reading on both Fahrenheit and Celsius scales is –40° 0° 32° 40° –40° 0° 32° 40° ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the area of the wall Depends on the thickness of the wall Increases with height of the wall Increases with depth of the wall Depends on the area of the wall Depends on the thickness of the wall Increases with height of the wall Increases with depth of the wall ANSWER DOWNLOAD EXAMIANS APP