Current Electricity In which of the following substances the resistance decreases with increase in temperature? Carbon Constantan Copper Silver Carbon Constantan Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All good conductors have high Conductance Thermal conductivity Reluctance Resistance Conductance Thermal conductivity Reluctance Resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which method can be used for absolute measurement of resistances? Releigh method Lorentz method Ohm's law method Wheastone bridge method Releigh method Lorentz method Ohm's law method Wheastone bridge method ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following materials has the least resistivity ? Copper Lead Zinc Mercury Copper Lead Zinc Mercury ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a lamp load when more than one lamp are switched on the total resistance of the load Decreases None of these Remains same Increases Decreases None of these Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If an electric current is passed through a nerve, the man Begins to weep Is excited Becomes insensitive to pain Begins to laugh Begins to weep Is excited Becomes insensitive to pain Begins to laugh ANSWER DOWNLOAD EXAMIANS APP
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