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 Which of the following is a non renewable source of energy ? Wind Solar Biogas Coal Wind Solar Biogas Coal ANSWER DOWNLOAD EXAMIANS APP
Physics The mass defect is the result of what action occurring? Energy being converted into moles of atoms when neutrons break apart protons Mass being converted to energy when protons and neutrons break apart in a nucleus Protons and electrons being attracted to each other Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons Mass being converted to energy when protons and neutrons break apart in a nucleus Protons and electrons being attracted to each other Mass being converted to energy when protons and neutrons bind together in a nucleus ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon which causes mirage is Diffraction Interference Polarisation Total internal reflection Diffraction Interference Polarisation Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics A balloon filled with hydrogen will Burst after reaching some height Reach a particular height and start coming down Continue going upwards uninterrupted Reach a particular height and remain floating Burst after reaching some height Reach a particular height and start coming down Continue going upwards uninterrupted Reach a particular height and remain floating ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of water in the sea is due to Absorption of other colours except blue by water molecules Reflection of blue light by impurities in sea water Scattering of blue light by water molecules Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Reflection of blue light by impurities in sea water Scattering of blue light by water molecules Reflection of blue sky by sea water ANSWER DOWNLOAD EXAMIANS APP