Electronic Principles The rotating coil of wire in an electric motor is called the: armature brush commutator None of these loop armature brush commutator None of these loop ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: multiplies the value of inductance by two multiplies the value of inductance by four None of these reduces the value of inductance by one-half reduces the value of inductance by one-fourth multiplies the value of inductance by two multiplies the value of inductance by four None of these reduces the value of inductance by one-half reduces the value of inductance by one-fourth ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: solar cells piezoeletric cells chemical cells voltage generators None of these solar cells piezoeletric cells chemical cells voltage generators None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 megohms is: None of these 100,000 ohm 1 k ohm one million ohms one-millionth of an ohm None of these 100,000 ohm 1 k ohm one million ohms one-millionth of an ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? 200 k Ohm or less 200 k Ohm or more None of these 20 k Ohm or more 20 km or less 200 k Ohm or less 200 k Ohm or more None of these 20 k Ohm or more 20 km or less ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: the amount of opposition to the current flow how well the material concentrates magnetic lines of force how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down None of these the amount of opposition to the current flow how well the material concentrates magnetic lines of force how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down None of these ANSWER DOWNLOAD EXAMIANS APP
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