Physics Water pipes in hilly areas often burst on a cold frosty night, because Frost makes the pipes rusty, so they break None of these Water in the pipes freezes and on freezing water expands, so pipes break The material of which pipes are made contracts due to cold and so breaks Frost makes the pipes rusty, so they break None of these Water in the pipes freezes and on freezing water expands, so pipes break The material of which pipes are made contracts due to cold and so breaks ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ? Earth Venus Moon Saturn Earth Venus Moon Saturn ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer works on the principle of Generator Mutual induction Self induction Inverter Generator Mutual induction Self induction Inverter ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Megasonics Ultrasonics Infrasonics Audible sounds Megasonics Ultrasonics Infrasonics Audible sounds ANSWER DOWNLOAD EXAMIANS APP
Physics When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is The green ray The blue ray The red ray The violet ray The green ray The blue ray The red ray The violet ray ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of continous emission spectrum? Spectrum of a water Spectrum of an oil frame None Both Spectrum of a water Spectrum of an oil frame None Both ANSWER DOWNLOAD EXAMIANS APP
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