Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics One can distinguish a telescope from a microscope by observing Length Size of the lens Length and size of the lens Colour Length Size of the lens Length and size of the lens Colour ANSWER DOWNLOAD EXAMIANS APP
Physics A good conductor while carrying current is Electrically neutral Positively charged Alternately charged positive and negative Negatively charged Electrically neutral Positively charged Alternately charged positive and negative Negatively charged ANSWER DOWNLOAD EXAMIANS APP
Physics Among the following materials sound travels fastest in Vacuum Water Steel Air Vacuum Water Steel Air ANSWER DOWNLOAD EXAMIANS APP
Physics When two ice cubes are pressed together, they join to form one cube. Which one of the following helps to hold them together? Vander waals forces Dipole interaction Hydrogen bond formation Covalent attraction Vander waals forces Dipole interaction Hydrogen bond formation Covalent attraction ANSWER DOWNLOAD EXAMIANS APP
Physics ________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system. First law of thermodynamics Hooke's Law Faraday's Law The coulomb's law First law of thermodynamics Hooke's Law Faraday's Law The coulomb's law ANSWER DOWNLOAD EXAMIANS APP