Physics The propagation of sound waves in a gas involves Isothermal compression and rarefaction Adiabatic compression and rarefaction Isochoric compression and rarefaction Isobaric compression and rarefaction Isothermal compression and rarefaction Adiabatic compression and rarefaction Isochoric compression and rarefaction Isobaric compression and rarefaction ANSWER DOWNLOAD EXAMIANS APP
Physics Electric power is measured in units of Watt Ampere Joule Volt Watt Ampere Joule Volt ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper is lighter than iron Copper is a better conductor of electricity than iron Copper is cheaper than iron Copper can take higher power than iron Copper is lighter than iron Copper is a better conductor of electricity than iron Copper is cheaper than iron Copper can take higher power than iron ANSWER DOWNLOAD EXAMIANS APP
Physics If an object moves with constant velocity, None of these It must have constant speed It must have constant direction It must have constant speed in constant direction None of these It must have constant speed It must have constant direction It must have constant speed in constant direction ANSWER DOWNLOAD EXAMIANS APP
Physics Which has the lowest albedo? Dark surfaces None of these Both A & B Light surfaces Dark surfaces None of these Both A & B Light surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics A radioactive substance does not undergo any change (in mass or charge) during Gamma-emission Beta-emission Alpha-emission Oxidation Gamma-emission Beta-emission Alpha-emission Oxidation ANSWER DOWNLOAD EXAMIANS APP