Physics The fact that the planets move around the Sun, not in circles but in ellipses, was first demonstrated by Johannes Kepler Copernicus Galileo Martin Luther Johannes Kepler Copernicus Galileo Martin Luther ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of change of displacement is known as ________ Acceleration Distance Speed Velocity Acceleration Distance Speed Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics The centre of gravity of a sprinter during the race lies To the left side of the body At the centre of the body Behind his feet Ahead of his feet To the left side of the body At the centre of the body Behind his feet Ahead of his feet ANSWER DOWNLOAD EXAMIANS APP
Physics Contact force is another name for ________ Muscular force Electrostatic force Friction Magnetic force Muscular force Electrostatic force Friction Magnetic force ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic domains normally occur in Copper Silver All of these Iron Copper Silver All of these Iron ANSWER DOWNLOAD EXAMIANS APP
Physics A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 ) 20 J 40J 200J 400J 20 J 40J 200J 400J ANSWER DOWNLOAD EXAMIANS APP
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