Physics For which Diode is used ? Oscillation Modulation Purification Amplification Oscillation Modulation Purification Amplification 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 Covalent attraction Hydrogen bond formation Vander waals forces Dipole interaction Covalent attraction Hydrogen bond formation ANSWER DOWNLOAD EXAMIANS APP
Physics What is another name for energy of motion? Rotational energy Motional energy Potential energy Kinetic energy Rotational energy Motional energy Potential energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics A wire of copper having length I and area of cross-section A is taken and a current i is flown through it. The power dissipated in the wire is P. If we take an aluminium wire having same dimensions and pass the same current through it, the power dissipated will be > P P < P 2P > P P < P 2P ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by Increasing current supply Increasing the number of turns All of these Increasing the length of the coiled wire Increasing current supply Increasing the number of turns All of these Increasing the length of the coiled wire ANSWER DOWNLOAD EXAMIANS APP
Physics Mud houses are cooler in summers and warmer in winters as compared to brick houses because Mud is a bad conductor Mud is a good conductor Mud is a poor insulator Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a bad conductor Mud is a good conductor Mud is a poor insulator Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters ANSWER DOWNLOAD EXAMIANS APP
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