Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 11.2 km/sec 18 km/sec 21 km/sec 35 km/sec 11.2 km/sec 18 km/sec 21 km/sec 35 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics The reflector of a search light is a : Plane mirror Convex mirror Cylindrical mirror Concave mirror Plane mirror Convex mirror Cylindrical mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Supercooling is cooling of liquid ________ Below freezing point Above melting point At melting point Below melting point Below freezing point Above melting point At melting point Below melting point ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature at which water boils depends mainly on Specific heat Density Air Pressure Relative humidity Specific heat Density Air Pressure Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following pairs of physical quantities have the same dimensions? Force and Power Momentum and Power Work and Power Work and Energy Force and Power Momentum and Power Work and Power Work and Energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the cleanest source of energy? Wind energy Biofuel Nuclear power Fossil fuel Wind energy Biofuel Nuclear power Fossil fuel ANSWER DOWNLOAD EXAMIANS APP