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