Physics What is the name of the device used to convert alternating current into direct current ? Galvanometer Ammeter Transformer Rectifier Galvanometer Ammeter Transformer Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum: When it is just on the half-way Just before it touches the ground When it touches the ground Just after it is dropped When it is just on the half-way Just before it touches the ground When it touches the ground Just after it is dropped ANSWER DOWNLOAD EXAMIANS APP
Physics Negative acceleration is in the opposite direction of: Momentum Velocity Distance Force Momentum Velocity Distance Force ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 11 – 20 Hz 0 – 5 Hz 20 – 20000 Hz 6 – 10 Hz 11 – 20 Hz 0 – 5 Hz 20 – 20000 Hz 6 – 10 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Stratosphere Exosphere Ionosphere Mesosphere Stratosphere Exosphere Ionosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Water is used in car radiator because of its Low density Low boiling point High specific heat capacity Easy availability Low density Low boiling point High specific heat capacity Easy availability ANSWER DOWNLOAD EXAMIANS APP
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