Physics An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is 40 J 10 J 25 J 20 J 40 J 10 J 25 J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics Which metal is the best conductor of heat? Copper Gold All of these Silver Copper Gold All of these Silver ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of Planck's constant is Js Js–2 J/s Js2 Js Js–2 J/s Js2 ANSWER DOWNLOAD EXAMIANS APP
Physics Beta rays emitted by a radioactive material are Electromagnetic radiations The electrons orbiting around the nucleus Charged particles emitted by nucleus Neutral particles Electromagnetic radiations The electrons orbiting around the nucleus Charged particles emitted by nucleus Neutral particles ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following supports particle nature of photons ? Diffraction Photoelectric effect Polarization Interference Diffraction Photoelectric effect Polarization Interference ANSWER DOWNLOAD EXAMIANS APP
Physics When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion? Velocity Energy Displacement Acceleration Velocity Energy Displacement Acceleration ANSWER DOWNLOAD EXAMIANS APP
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