Physics What will happen if an object is dropped from a height and there is no air resistance? It will fall with a constant speed and acceleration Its speed will increase Its acceleration will increase Both speed and acceleration will increase It will fall with a constant speed and acceleration Its speed will increase Its acceleration will increase Both speed and acceleration will increase ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Pure silicon Nichrome Platinum Copper Pure silicon Nichrome Platinum Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that allow electricity to flow are called Electron flows Conductors Stimulators Insulators Electron flows Conductors Stimulators Insulators 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? 2.8 km, 0.25 km 2.2 km, 0.20 km 3.3 km, 0.30 km 1.8 km, 0.15 km 2.8 km, 0.25 km 2.2 km, 0.20 km 3.3 km, 0.30 km 1.8 km, 0.15 km ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photodiode Thermocouple Heliostats Photovoltaic cell Photodiode Thermocouple Heliostats Photovoltaic cell ANSWER DOWNLOAD EXAMIANS APP
Physics The primary agent of contact metamorphism is Pressure Weathering Flowing water Temperature Pressure Weathering Flowing water Temperature ANSWER DOWNLOAD EXAMIANS APP