Physics The electric current in a metal wire is due to the flow of - Electrons Protons Ions Holes Electrons Protons Ions Holes ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the cleanest source of energy? Nuclear power Fossil fuel Biofuel Wind energy Nuclear power Fossil fuel Biofuel Wind energy ANSWER DOWNLOAD EXAMIANS APP
Physics Water has maximum density at 100°C 0°C 273°C 4°C 100°C 0°C 273°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Physics What is the escape velocity of the rocket in the earth? 12.2 km/sec 13.2 km/sec 11.2 km/sec 10.2 km/sec 12.2 km/sec 13.2 km/sec 11.2 km/sec 10.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics When a detergent is added to pure water, its surface tension Increases Becomes infinite Remains constant Decreases Increases Becomes infinite Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics The working of the quartz crystal in the watch is based on the Edison Effect Photoelectric Effect Piezo - electric Effect Johnson Effect Edison Effect Photoelectric Effect Piezo - electric Effect Johnson Effect ANSWER DOWNLOAD EXAMIANS APP