control system

Ohms law applicable at

• Constant Voltage

• constant Temperature

• constant Current

• Non of the above

the motion taking place in a straight line is known as

• Rotational motion

• translational motion

• both

• none

Every object in a state of uniform motion will remain in that state of motion unless an external force act on it.

• newton's first law

• newton's second law

• newton's third law

• none

what is the spring equation in transalation mechanical system?

• F= KX

• F= K/X

• both

• None

the law which is used for mathematical modelling of electrical system is

• Kirchoff"s Law

• newton's law

• Lenz's law

• None

How do u relate the DC motor speed?

• DC motor speed is directly proportional to armature voltage and inversely proportional to flux in field winding.

• DC motor speed is directly inversely proportional to armature voltage and inversely proportional to flux in field winding.

• DC motor speed is directly proportional to armature voltage and flux in field winding.

• DC motor speed is directly proportional to armature voltage and proportional to flux in field winding.

How do u obtain desired speed of an armature controlled DC motor ?

• by varying armature current

• by varying the armature voltage

• by varying emf

• by varying transformer voltage

The Law which we are applying for motion of the Mechanical system is

• Kirchoff's current law

• Kirchoff's voltage law

• newton's law of motion

• all of the above

The frictional coefficient is Mechanical Translational system is

• A

• B

• T

• C

What is Mathematical modelling?

• The mathematical models are equations which describe the relationship between the input and output of a system.

• Represent in mathematical term but no relation between input and outpur.

• Both

• None