Physics What is the wavelength of visible spectrum ? 7800 A° – 8000 A° 8500 A° – 9800 A° 3900 A° – 7600 A° 1300 A°–3000 A° 7800 A° – 8000 A° 8500 A° – 9800 A° 3900 A° – 7600 A° 1300 A°–3000 A° ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a renewable resource of energy? All of these Solar energy Hydrogen fuel Wind energy All of these Solar energy Hydrogen fuel Wind energy ANSWER DOWNLOAD EXAMIANS APP
Physics When pressure is increased the melting point of ice Decreases Depends on the impurities in the ice Does not change Increases Decreases Depends on the impurities in the ice Does not change Increases ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is broader at the base To withstand pressure that increases in a horizontal plane Because streamlining is required To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth To withstand pressure that increases in a horizontal plane Because streamlining is required To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth ANSWER DOWNLOAD EXAMIANS APP
Physics The wave like properties of electrons are useful in All of these Lasers Magnifying objects Weather reports All of these Lasers Magnifying objects Weather reports ANSWER DOWNLOAD EXAMIANS APP
Physics Sprayer functions on Archemede's principle Bernouli's principle Pascal's law Floatation principle Archemede's principle Bernouli's principle Pascal's law Floatation principle ANSWER DOWNLOAD EXAMIANS APP