Physics The atmospheric layer reflecting radio waves is called Mesosphere Stratosphere Ozonosphere Ionosphere Mesosphere Stratosphere Ozonosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics For accurate scientific work, temperatures are often measured by Mercury thermometers Thermoelectric thermometers Alcohol thermometers Platinum resistance thermometers Mercury thermometers Thermoelectric thermometers Alcohol thermometers Platinum resistance thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following is false about displacement? It is always positive Displacement is never greater than Distance Its SI unit is meter It can be positive, negative or zero It is always positive Displacement is never greater than Distance Its SI unit is meter It can be positive, negative or zero ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ Propagation Refraction No option is correct Diffraction Propagation Refraction No option is correct Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? None of these These make work easier Work input > work output Both A & B None of these These make work easier Work input > work output Both A & B 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: Just before it touches the ground Just after it is dropped When it touches the ground When it is just on the half-way Just before it touches the ground Just after it is dropped When it touches the ground When it is just on the half-way ANSWER DOWNLOAD EXAMIANS APP
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