A. shunt value decreases
B. shunt value increases
C. shunt value remains the same
D. none of the above
In a multi range ammeter as the range increases _____________________? Read More »
Electromagnetism, Physics Mcqs A. galvanometer
B. voltmeter
C. ammeter
D. AC transformer and DC generator
Which one of the following is not an electromechanical instrument ? Read More »
Electromagnetism, Physics Mcqs A. zero
B. equal to the restoring couple
C. greater than the restoring couple
D. smaller than the restoring couple
AA. voltmeter
B. galvanometer
C. cathode ray oscilloscope (CRO)
D. ammeter
A. E = BeV
B. B = eE/V
C. E = BV
D. E = BeV/2
A. M
B. L
C. H
D. B
The standard vector symbol for flux density is ____________________? Read More »
Electromagnetism, Physics Mcqs A. NA-1m-1
B. NAm-1
C. NmA-1
D. NmA-2
SI unit of flux density is____________________? Read More »
Electromagnetism, Physics Mcqs A. 1T = 103 G
B. 1T = 10-4 G
C. 1T = 10-2 G
D. 1T = 104 G
A. air
B. steel
C. Cu-Ni alloy
D. soft iron
A. always exerts a force on a charged particle
B. never exerts a force on a charged particles
C. exerts a force if the charged particle is moving in the direction of the magnetic field lines
D. exerts a force if the charged particle is moving perpendicular to the magnetic field lines
A magnetic field___________________? Read More »
Electromagnetism, Physics Mcqs