it costumes more electric power

it has low torque to weight ratio

its frequency range is low

all of these

a.c. voltage

d.c. voltage

d.c. as well as a.c. voltage

d.c. voltage but for a.c. voltage rectification is necessary

very low resistance

insulation resistance

inductance of a coil

'Q' of a coil

moving-iron meter

electrodynamic meter

electrostatic meter

moving coil meter

voltmeter and ohmmeter

voltmeter and ammeter

voltmeter, ammeter and ohmmeter

none of these