Physics Woollen cloth protects the body from cold because It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become One–fourth Half Double Four times One–fourth Half Double Four times ANSWER DOWNLOAD EXAMIANS APP
Physics Hydroscope is an instrument that shows changes in: Atmospheric humidity Sound under water None of these Density of liquid Atmospheric humidity Sound under water None of these Density of liquid ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 18 km/sec 35 km/sec 21 km/sec 11.2 km/sec 18 km/sec 35 km/sec 21 km/sec 11.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics Megahertz is a measurement of Speed Wavelength Capacity Frequency Speed Wavelength Capacity Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Newton's first law of motion gives the concept of Inertia Work Energy Momentum Inertia Work Energy Momentum ANSWER DOWNLOAD EXAMIANS APP
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