Physics The intensity ratio of waves is 25 : 9. What is the ratio of their amplitudes? 0.12847222222222 1.0479166666667 2.0958333333333 0.21041666666667 0.12847222222222 1.0479166666667 2.0958333333333 0.21041666666667 ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirrors used in the headlamp of cars is Plane Cylindrical concave Spherical convex Parabolic concave Plane Cylindrical concave Spherical convex Parabolic concave ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical burns occur principally because of Radiation pulses of the electricity All of these The high energy of electrons The heat generated by the flow of electrical current through the body Radiation pulses of the electricity All of these The high energy of electrons The heat generated by the flow of electrical current through the body ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument which uses sound waves to measure the depth of oceans is Altimeter Radar Venturimeter Sonar Altimeter Radar Venturimeter Sonar ANSWER DOWNLOAD EXAMIANS APP
Physics When a body is immersed in a liquid, the force acting on it is Weight Both (A) and (B) Mass Upthrust Weight Both (A) and (B) Mass Upthrust ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Perfect conductors Dielectrics Semi conductors Superconductors Perfect conductors Dielectrics Semi conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
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