Physics Which of the following is a non renewable source of energy ? Wind Solar Coal Biogas Wind Solar Coal Biogas ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Can be of any shape Should be made of a good conductor like copper with sharp-pointed edges ANSWER DOWNLOAD EXAMIANS APP
Physics If the distance between Sun and Earth becomes double, then the gravitational force on Earth will be Same Half Double One Fourth Same Half Double One Fourth ANSWER DOWNLOAD EXAMIANS APP
Physics Which one is the unit of surface tension of a liquid None of these Joule/ mm Newton /m2 Electron volt /cm2 None of these Joule/ mm Newton /m2 Electron volt /cm2 ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Becomes half Becomes 1/4 th Is also doubled Become 4 times Becomes half Becomes 1/4 th Is also doubled Become 4 times ANSWER DOWNLOAD EXAMIANS APP
Physics The distance between node and adjacent antinode is 30 cm. The wavelength is 30 cm. 90 cm. 60 cm. 120 cm. 30 cm. 90 cm. 60 cm. 120 cm. ANSWER DOWNLOAD EXAMIANS APP
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