Which inductor is used at high frequencies? Iron alloy cored Cast iron cored Ceramic cored Sheet steel cored TRUE ANSWER : ? YOUR ANSWER : ?
For making a capacitor it is better to have a dielectric having Permittivity same as that of air Permittivity which is neither high nor low High permittivity Low permittivity TRUE ANSWER : ? YOUR ANSWER : ?
The resistance of a photoconductor Increases with increase in light intensity Decreases with increase in light intensity Remains constant May increase or decrease with increase in light intensity TRUE ANSWER : ? YOUR ANSWER : ?
Which inductor is linear? Iron alloy cored Cast iron cored Sheet steel cored Air cored TRUE ANSWER : ? YOUR ANSWER : ?
The most important set of specifications of transformer oil include dielectric strength and flash point dielectric strength and viscosity flash point and viscosity viscosity and flash point TRUE ANSWER : ? YOUR ANSWER : ?
On the basis of the type of chemical bonds, solids may be classified into Ionic crystal, valence crystals and metals Ionic crystals Ionic and valence crystals Ionic crystals, valence crystals, metal and vander wall crystals TRUE ANSWER : ? YOUR ANSWER : ?
A leakage capacitor can be represented by a capacitance C and resistance R in parallel C. False True TRUE ANSWER : ? YOUR ANSWER : ?
The phenomenon of dielectric hysteresis occurs with DC None of these Both AC and DC AC TRUE ANSWER : ? YOUR ANSWER : ?