♡ 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 👍 :934
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The power factor at which the direct ...
➣ The motor enclosure used in woodworking industry ...
➣ The motor normally used for crane travel ...
➣ An elevator drive is required to operate ...
➣ Load torque constant at all speeds is ...
➣ The main drawback of electric drive is ...
➣ The length of arc required depends on ...
➣ DC motors are still preferred for use ...
➣ For the speed control of AC drive, ...
➣ Sleeve bearings ...
❖ Take a qick MCQ Test on
➤ Signals and Systems
➤ Basic Electronics Engineering
➤ Communication Systems
➤ Electromagnetic Field Theory
➤ Digital Electronics
➤ Electrical Installation and Wiring
➤ Microprocessors
➤ Induction Machines