Physics In a Carnot engine when heat is taken from the source, its temperature Increases Decreases and then remains constant Decreases Remains constant Increases Decreases and then remains constant Decreases Remains constant 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. Hooke's Law The coulomb's law First law of thermodynamics Faraday's Law Hooke's Law The coulomb's law First law of thermodynamics Faraday's Law ANSWER DOWNLOAD EXAMIANS APP
Physics Which planet has the lowest density? Neptune Jupiter Earth Saturn Neptune Jupiter Earth Saturn ANSWER DOWNLOAD EXAMIANS APP
Physics Name the process of production of energy in the Sun Radioactivity Nuclear fission Ionization Nuclear fusion Radioactivity Nuclear fission Ionization Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument which uses sound waves to measure the depth of oceans is Venturimeter Radar Altimeter Sonar Venturimeter Radar Altimeter Sonar ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in weight Air pressure decreases with decrease in height The pressure inside the balloon is more than the pressure outside it Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in weight Air pressure decreases with decrease in height The pressure inside the balloon is more than the pressure outside it ANSWER DOWNLOAD EXAMIANS APP
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