Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 1 T 4 T 2 T 8 T 1 T 4 T 2 T 8 T ANSWER DOWNLOAD EXAMIANS APP
Physics When milk is churned, the cream separates from it due to: Viscous forces Centrifugal force Gravitational force Frictional force Viscous forces Centrifugal force Gravitational force Frictional force ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon dating technique is used to estimate the age of soil monuments fossils rocks soil monuments fossils rocks ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of reaction produces the most harmful radiation ? Chemical reaction Fusion reaction Fission reaction Photo-Chemical reaction Chemical reaction Fusion reaction Fission reaction Photo-Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Physics Sun appears red in colour at sunrise and sunset due to Red light having longer wave length scatters away That all other colours scatter away except red The fact that sun emits only red colour at that time That sun comes out of the mountains Red light having longer wave length scatters away That all other colours scatter away except red The fact that sun emits only red colour at that time That sun comes out of the mountains ANSWER DOWNLOAD EXAMIANS APP
Physics When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion? Displacement Acceleration Energy Velocity Displacement Acceleration Energy Velocity ANSWER DOWNLOAD EXAMIANS APP
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