Dear All students please send Mahavitaran Exam Quations to us on @contactinfinityadmin
Dear All students please send Mahavitaran Exam Quations to us on @contactinfinityadmin
Daming ratio is 0.7 and natural frequency is 12rad/s .find peak overshoot
Masson's formula is used to calculate?
Over excited asynchronous motor is called ?
Over excited asynchronous motor is called ?
when skin effect occurs __is non uniform in the conductor???
a)current
b)flux
c)voltage
d)both a and b
c)none
a)current
b)flux
c)voltage
d)both a and b
c)none
Ans 4) Such type of effect mainly occurs because of light load or open circuit at the receiving end. Ferranti effect is due to the charging current of the line.
main drawback of 3 phase transformer is____
a)it is bulky.
b)expensive.
c)it requires large space for installation.
d)if unsymmetrical fault occur in any one phase then transformer not work.
e)none
a)it is bulky.
b)expensive.
c)it requires large space for installation.
d)if unsymmetrical fault occur in any one phase then transformer not work.
e)none