Physics Who indirectly determined the mass of the electron by measuring the charge of the electron? Rutherford Millikan Einstein Thomson Rutherford Millikan Einstein Thomson ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by Decreasing the focal length of the eyepiece Increasing the focal length of the objective Increasing the focal length of the eyepiece None of these Decreasing the focal length of the eyepiece Increasing the focal length of the objective Increasing the focal length of the eyepiece None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Megasonics Infrasonics Ultrasonics Audible sounds Megasonics Infrasonics Ultrasonics Audible sounds ANSWER DOWNLOAD EXAMIANS APP
Physics Who gave black hole theory? None of these Isaac Newton Albert Einstein Stephen Hawking None of these Isaac Newton Albert Einstein Stephen Hawking ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in moist air is more than in dry air because the moist air has More pressure than dry air. More density than dry air. Less density than dry air. Less pressure than dry air. More pressure than dry air. More density than dry air. Less density than dry air. Less pressure than dry air. ANSWER DOWNLOAD EXAMIANS APP
Physics The reverse effect of X–ray emission is Zeeman effect Photoelectric Compton effect Raman effect Zeeman effect Photoelectric Compton effect Raman effect ANSWER DOWNLOAD EXAMIANS APP