Physics In order to make an electromagnet you need a Thin coated copper wire Dry cell batteries All of these Iron nail Thin coated copper wire Dry cell batteries All of these Iron nail ANSWER DOWNLOAD EXAMIANS APP
Physics The splitting of white light into its components is due to: Transmission Refraction Reflection Dispersion Transmission Refraction Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics What is the name of the device used to convert alternating current into direct current ? Ammeter Transformer Galvanometer Rectifier Ammeter Transformer Galvanometer Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They fly inactively Their lungs are very large They have extra air sacs They use less oxygen They fly inactively Their lungs are very large They have extra air sacs They use less oxygen ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are substances which offer high resistance to the flow of current conduct electricity at high temperatures offer no resistance to the flow of electricity conduct electricity at low temperature offer high resistance to the flow of current conduct electricity at high temperatures offer no resistance to the flow of electricity conduct electricity at low temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following occurred first ? Albert Einstein propounded the General Theory of Relativity Guglielmo Marconi sent out the first wireless signals Max Planck unveiled the Quantum Theory Wright Brothers successfully flew an aircraft Albert Einstein propounded the General Theory of Relativity Guglielmo Marconi sent out the first wireless signals Max Planck unveiled the Quantum Theory Wright Brothers successfully flew an aircraft ANSWER DOWNLOAD EXAMIANS APP
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