Physics In a optical fibre cable, the signal is propagated along the Inner Core Cladding Surface and cladding Both core and cladding Inner Core Cladding Surface and cladding Both core and cladding ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Pure silicon Nichrome Copper Platinum Pure silicon Nichrome Copper Platinum ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts DC to AC Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 2.2 km, 0.20 km 3.3 km, 0.30 km 2.8 km, 0.25 km 1.8 km, 0.15 km 2.2 km, 0.20 km 3.3 km, 0.30 km 2.8 km, 0.25 km 1.8 km, 0.15 km ANSWER DOWNLOAD EXAMIANS APP
Physics The primary agent of contact metamorphism is Flowing water Weathering Temperature Pressure Flowing water Weathering Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics In Astrophysics, what name is given to a hypothetical hole in outer space from which stars and energy emerge? White hole Black hole Ozone hole Asteroid belt White hole Black hole Ozone hole Asteroid belt ANSWER DOWNLOAD EXAMIANS APP
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