Physics When a ring of metal is heated what happens to its hole ? It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Expands Contracts It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Expands Contracts ANSWER DOWNLOAD EXAMIANS APP
Physics An atom with more neutrons than protons is called Element None of these Isotope Compound Element None of these Isotope Compound ANSWER DOWNLOAD EXAMIANS APP
Physics A black body can absorb radiations of : All wavelengths Lower wavelengths only Intermediate wavelengths only Higher wavelengths only All wavelengths Lower wavelengths only Intermediate wavelengths only Higher wavelengths only ANSWER DOWNLOAD EXAMIANS APP
Physics If an empty cylinder is half filled with a liquid, its center of gravity is Shifed neither upward nor downward Shifted downwards Shifted upward or downward depending on the density of the liquid Shifted upwards Shifed neither upward nor downward Shifted downwards Shifted upward or downward depending on the density of the liquid Shifted upwards ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of Viscosity Surface tension Capillarity Diffusion Viscosity Surface tension Capillarity Diffusion ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following waves cannot be polarised? Infrared Ultrasonic Ultra violet Radio Infrared Ultrasonic Ultra violet Radio ANSWER DOWNLOAD EXAMIANS APP
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