Physics Which is evidence that supports the dynamo theory? Earth's outer core contains liquid that conducts electricity Earth's core contains a large amount of iron Granite and basalt conduct electricity Convection occurs in Earth's inner core Earth's outer core contains liquid that conducts electricity Earth's core contains a large amount of iron Granite and basalt conduct electricity Convection occurs in Earth's inner core ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are pieces of Nickel Cobalt Soft iron Steel Nickel Cobalt Soft iron Steel ANSWER DOWNLOAD EXAMIANS APP
Physics Lux is the SI unit of luminous flux luminous efficiency luminous intensity intensity of illumination luminous flux luminous efficiency luminous intensity intensity of illumination ANSWER DOWNLOAD EXAMIANS APP
Physics The height of a geo-stationary satellite from the Earth's surface is approximately : 30,000 km None of these 36,000 km 42,000 km 30,000 km None of these 36,000 km 42,000 km ANSWER DOWNLOAD EXAMIANS APP
Physics Light from Sun reaches Earth in approximately 3 minutes 12 minutes 10 minutes 8 minutes 3 minutes 12 minutes 10 minutes 8 minutes ANSWER DOWNLOAD EXAMIANS APP
Physics The reflector of a search light is a : Convex mirror Concave mirror Cylindrical mirror Plane mirror Convex mirror Concave mirror Cylindrical mirror Plane mirror ANSWER DOWNLOAD EXAMIANS APP
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