Physics Who is the first person to define speed Ptolemy Kepler Galileo Newton Ptolemy Kepler Galileo Newton ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because Stone is heavier than parachute None of these Special mechanisms are present in parachute A parachute has a larger surface area and air resistance is more Stone is heavier than parachute None of these Special mechanisms are present in parachute A parachute has a larger surface area and air resistance is more ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 5R/4 3R/4 R/2 2R 5R/4 3R/4 R/2 2R ANSWER DOWNLOAD EXAMIANS APP
Physics The term photon refers to None of these Light ray Radiation Sub atomic particle None of these Light ray Radiation Sub atomic particle ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity Entropy? Newton per kelvin Watt per kelvin Joule per kelvin Pascal per kelvin Newton per kelvin Watt per kelvin Joule per kelvin Pascal per kelvin ANSWER DOWNLOAD EXAMIANS APP
Physics In the process of magnetisation of a bar Only some parts of the outer layers of the bar get magnetised The entire bulk of the bar gets magnetised Only the surface of the bar gets magnetised Only the ends of the bar get magnetised Only some parts of the outer layers of the bar get magnetised The entire bulk of the bar gets magnetised Only the surface of the bar gets magnetised Only the ends of the bar get magnetised ANSWER DOWNLOAD EXAMIANS APP