As technology advances, the way we work shall -----------
The fractional slip of an induction motor is the ratio of
How does a logic gate function?
The minimum dielectric stress in a cable is at
The Government of India promotes apprenticeship through __________
What is the unit of strain?
The load of the electrical circuit is that part which:
Which of the following is not a resource?
It is advisable to avoid the use of a (d)O.L. starter for starting an induction-motor having 5 H.P. capacity because
Calculate slip of an induction motor if it has 4 poles, 50Hz, rotor speed is 1400 rpm.
A squirrel cage motor of above 3 H.P. should not be started by a D.O.L. starter because:
Which gate is known as the universal gate?
In a 3-phase induction-motor started by a (d)O.L. starter, protection against short circuit is given by the:
The number of stator poles produced in the rotating magnetic field of a 3-phase induction motor having three slots per pole per phase is
The maximum valve of torque angle in a synchronous motor is ...... degrees electrocal
The work undertaken by a person for a period of time is called______
In a 3-phase induction motor started by DOL starter the short circuit current is protected by......
When a person is naturally good at doing something, it is his/her___________
A --------------- is one of the ways to reach your ----------------- goal.
Trying new things and finding new ways to do old things is called___________
In a three phase induction motor, the cage bars of the rotor are arranged in an offset pattern to the axis of rotation in order to prevent...
What is the value of any number raised to the power of 0?
What is the function of a transformer?
On switching 'ON' the starter, the magnetic contractor vibrates heavily. The possible cause is
Which one of the following 3-phase motors is NOT self starting?
Squirrel-cage induction-motor has: (
In a 3-phase induction motor, the rotor field rotates at synchronous speed with respect to
Buchholz relays are used on
A thermal overload relay is provided in a starter to protect the motor against:
A 6 pole, 50 Hz, 3 phase induction motor has a full load speed of 950 R.P.M. At half load, its speed would be
What is the value of x if 13+x =20?
------------- safety is very important. All companies need to incorporate -------------- in their workspaces.
A three point starter is considered suitable for
What is the term, if an article is purchased?
What is the value of x if x-y=6 and x+y=8
The number of cycles a wave completes in one second is called?
The motor suitable for loads where constant speed is required is
The reason of drawing high current at the time of starting by an induction-motor is:
What is the ratio of change in length to original length?
The unit of resistance is
The starting torque of a squirrel cage induction motor is low because of:
The Primary reason for D.C. motor Preferred over A.C. motor
Setting up date for completing each milestone is called_______
A man bought a lamp for Rs 100 and sold it for Rs 120. How much profit did he make? What is the profit percentage?
In an induction-motor, the fractional slip(s) is given by the expression
Total electrical degrees for a 4 pole (a) (c) machine is equal to
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