♡ Login
Home
Previous Papers
★
MCQs
Electrical Engineering
Electrical Energy Utilisation and Electric Traction
Ball-bearings are ...
Que.
Ball-bearings are
A.
used upto 75 kW motors
B.
of long life and low friction loss
C.
costlier and noisy particularly at high motor speed
D.
all of the above
Right Answer is :
✓ D. all of the above
⚑ Report
Views 👍 :725
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ DC motors are still preferred for use ...
➣ The main drawback of electric drive is ...
➣ The motor normally used for crane travel ...
➣ Load torque constant at all speeds is ...
➣ The motor enclosure used in woodworking industry ...
➣ Rotor of a motor is usually protected ...
➣ Rheostatic braking may be applied to an ...
➣ Motor preferred for kiln drive is usually ...
➣ The locomotive that has the highest operational ...
➣ The most vital factor against electric traction ...
❖ Take a qick MCQ Test on
➤ Control System
➤ Miscellaneous
➤ Synchronous Machines
➤ Electrical Engineering Material
➤ Basic Electronics Engineering
➤ Induction Machines
➤ Electronic and Electrical Measurements and Instruments
➤ Electrical Installation and Wiring