Electric Drives Loading Conditions Classes Duty Online Exam Quiz
Electric Drives Loading Conditions Classes Duty GK Quiz. Question and Answers related to Electric Drives Loading Conditions Classes Duty. MCQ (Multiple Choice Questions with answers about Electric Drives Loading Conditions Classes Duty
Calculate the resonant frequency if the values of the capacitor and inductor are 4 F and 4 H.
Options
A : .25 rad/sec
B : .26 rad/sec
C : .28 rad/sec
D : .29 rad/sec
Calculate the value of the angular acceleration of the Heavy duty crane using the given data: J = 5 kg-m2, load torque = 30 N-m, motor torque = 80 N-m.
Options
A : 10 rad/s2
B : 20 rad/s2
C : 30 rad/s2
D : 50 rad/s2
Calculate the frequency of the rotor side of the IM if the value of slip is 0.34 and the supply frequency is 70 Hz.
Options
A : 23.8 Hz
B : 22.7 Hz
C : 24.5 Hz
D : 23.1 Hz
Calculate the value of the angular acceleration of the machine using the given data: J = .541 kg-m2, load torque = 10 N-m, motor torque = 2 N-m.
Options
A : 45 rad/s2
B : The machine will fail to start
C : 30 rad/s2
D : 51 rad/s2
Calculate the frequency of the stator side of the IM if the value of slip is 0.04 and rotor frequency is 2 Hz.
Options
A : 50 Hz
B : 49 Hz
C : 45 Hz
D : 51 Hz
The direction of the single-phase IM can be reversed by using which one of the method?
Options
A : By interchanging the supply terminals
B : By removing the capacitor
C : By changing the direction of auxiliary winding current
D : By removing the main winding
Which starting method is the worst method in Induction motor?
Options
A : Direct online starting
B : Autotransformer starting
C : Reactance starting
D : Star-Delta starting
Induction motor is also known as __________
Options
A : Frequency changer
B : Frequency remover
C : Time period remover
D : DC machine
1800 second rated motors are used for __________
Options
A : Heavy duty cranes
B : Light duty cranes
C : Medium duty cranes
D : Intermittent duty cranes
Which duty cycle has on load and off-loads period?
Options
A : Intermittent duty
B : Short time duty
C : Continuous duty with constant load
D : Continuous duty with variable load
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