MINDMESH

The 2's complement of the binary numbers (11001100), is ?

• (00110100)2

• (00110000)2

• (00110011)2

• (11110100)2

The dipoles of a dielectric are oriented in the direction of elcetric field,this process is called

• Permittivity

• dielectric constant

• Polarization

• Magnetization

Total instantaneous power suppled by a 3-phase ac supply to a balanced R-L load is

• zero

• constant

• pulsating with zero average

• pulsating with the non-zero average

When a bipolar junction transistor is operating in a saturation mode,which one of the following statements is True about the state of its collector -base (CB) and the base - emitter (BE)junctions ?

• The CB junction is forward biased and the BE junction is reverse biased

• The CB junction is reverse biased and the BE junction is forward biased

• Both the CB and BE junctions are forward biased

• Both the CB and BE junctions are reverse biased

In a p-n junction diode at equilibrium,which one of the following statements is NOT TRUE?

• The hole and electron diffusion current components are in the same direction.

• The hole and electron drift current components are in the same direction.

• On an average,holes and electrons drift in opposite direction.

• On an average,electrons drift and diffuse in the same direction.

As the frequency of current i is increased, the impedance(z) of the network varies as

• 
• 
• 
• 

Determine the current in all resistors in the given circuit shown below.

• 2A, 4A, 11A

• 5A, 4.8A, 9.6A

• 9.3A, 20.22A, 11A

• 10.56A, 24.65A, 14.79A

In a series resonance circuit at resonance circuit at resonance, Q factor is equal to

• 
• 
• 
• 

A Structure that stores a number of bits taken "together as a unit" is a

• gate

• mux

• decoder

• register

In 8085 which addressing mode is also called inherent addressing?

• Direct

• Register

• Implicit

• Immediate