Physics In order to make an electromagnet you need a All of these Iron nail Dry cell batteries Thin coated copper wire All of these Iron nail Dry cell batteries Thin coated copper wire ANSWER DOWNLOAD EXAMIANS APP
Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 12 50 24 36 12 50 24 36 ANSWER DOWNLOAD EXAMIANS APP
Physics Water cannot be used to extinguish fire caused by electric current, because It may spoil the wiring It may cause electrocution It may cause electrolysis It may cause hydrolysis It may spoil the wiring It may cause electrocution It may cause electrolysis It may cause hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Physics Gasoline is useful in cars because it has Electrical potential energy Gravitational potential energy Kinetic energy Chemical potential energy Electrical potential energy Gravitational potential energy Kinetic energy Chemical potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for formation of Mirage in desert? Total internal reflection of light Reflection of light Refraction of light Both Refraction and Total internal reflection of light Total internal reflection of light Reflection of light Refraction of light Both Refraction and Total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics The laws which govern the motion of planets are called ________ Kepler's Laws De Morgan's Laws Avogadro's laws Newton's Laws Kepler's Laws De Morgan's Laws Avogadro's laws Newton's Laws ANSWER DOWNLOAD EXAMIANS APP